Home / 91,080.70-125,648.47-59,237.98

Finding the Fourth Proportional to 91,080.70, 125,648.47 and 59,237.98

Calculator

Solution

The fourth proportional to 91,080.70, 125,648.47 and 59,237.98 is: 81,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,080.70 : 125,648.47 = 59,237.98 : x
  2. Step 2: Convert to fraction form
    91,080.70/125,648.47 = 59,237.98/x
  3. Step 3: Cross multiply
    91,080.70x = 125,648.47 × 59,237.98
  4. Step 4: Simplify right side
    91,080.70x = 7,443,160,979.60
  5. Step 5: Solve for x
    x = 7,443,160,979.60/91,080.70
  6. Step 6: Final answer
    x = 81,720.51

Related Problems

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.