Home / 187,150.38-280,728.02-62,491.38

Finding the Fourth Proportional to 187,150.38, 280,728.02 and 62,491.38

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Solution

The fourth proportional to 187,150.38, 280,728.02 and 62,491.38 is: 93,737.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,150.38 : 280,728.02 = 62,491.38 : x
  2. Step 2: Convert to fraction form
    187,150.38/280,728.02 = 62,491.38/x
  3. Step 3: Cross multiply
    187,150.38x = 280,728.02 × 62,491.38
  4. Step 4: Simplify right side
    187,150.38x = 17,543,081,374.47
  5. Step 5: Solve for x
    x = 17,543,081,374.47/187,150.38
  6. Step 6: Final answer
    x = 93,737.89

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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.