Home / 67,538.40-101,681.60-59,686

Finding the Fourth Proportional to 67,538.40, 101,681.60 and 59,686

Calculator

Solution

The fourth proportional to 67,538.40, 101,681.60 and 59,686 is: 89,859.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,538.40 : 101,681.60 = 59,686 : x
  2. Step 2: Convert to fraction form
    67,538.40/101,681.60 = 59,686/x
  3. Step 3: Cross multiply
    67,538.40x = 101,681.60 × 59,686
  4. Step 4: Simplify right side
    67,538.40x = 6,068,967,977.60
  5. Step 5: Solve for x
    x = 6,068,967,977.60/67,538.40
  6. Step 6: Final answer
    x = 89,859.52

Related Problems

Find fourth proportional to 33,769.20, 50,840.80 and 29,843
Half scale
Find fourth proportional to 135,076.80, 203,363.20 and 119,372
Double scale
Find fourth proportional to 67,539.40, 101,683.11 and 59,687
Similar ratio
Find fourth proportional to 101,307.60, 152,522.40 and 89,529
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.