Home / 71,239.02-106,332.38-62,834.28

Finding the Fourth Proportional to 71,239.02, 106,332.38 and 62,834.28

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Solution

The fourth proportional to 71,239.02, 106,332.38 and 62,834.28 is: 93,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,239.02 : 106,332.38 = 62,834.28 : x
  2. Step 2: Convert to fraction form
    71,239.02/106,332.38 = 62,834.28/x
  3. Step 3: Cross multiply
    71,239.02x = 106,332.38 × 62,834.28
  4. Step 4: Simplify right side
    71,239.02x = 6,681,318,223.82
  5. Step 5: Solve for x
    x = 6,681,318,223.82/71,239.02
  6. Step 6: Final answer
    x = 93,787.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.