Home / 91,534.20-137,329.02-38,252.04

Finding the Fourth Proportional to 91,534.20, 137,329.02 and 38,252.04

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Solution

The fourth proportional to 91,534.20, 137,329.02 and 38,252.04 is: 57,389.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,534.20 : 137,329.02 = 38,252.04 : x
  2. Step 2: Convert to fraction form
    91,534.20/137,329.02 = 38,252.04/x
  3. Step 3: Cross multiply
    91,534.20x = 137,329.02 × 38,252.04
  4. Step 4: Simplify right side
    91,534.20x = 5,253,115,166.20
  5. Step 5: Solve for x
    x = 5,253,115,166.20/91,534.20
  6. Step 6: Final answer
    x = 57,389.64

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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.