Home / 70,200.26-105,349.60-40,577.34

Finding the Fourth Proportional to 70,200.26, 105,349.60 and 40,577.34

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Solution

The fourth proportional to 70,200.26, 105,349.60 and 40,577.34 is: 60,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,200.26 : 105,349.60 = 40,577.34 : x
  2. Step 2: Convert to fraction form
    70,200.26/105,349.60 = 40,577.34/x
  3. Step 3: Cross multiply
    70,200.26x = 105,349.60 × 40,577.34
  4. Step 4: Simplify right side
    70,200.26x = 4,274,806,538.06
  5. Step 5: Solve for x
    x = 4,274,806,538.06/70,200.26
  6. Step 6: Final answer
    x = 60,894.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.