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Finding the Fourth Proportional to 187,151.38, 280,729.52 and 62,492.38

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Solution

The fourth proportional to 187,151.38, 280,729.52 and 62,492.38 is: 93,739.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,151.38 : 280,729.52 = 62,492.38 : x
  2. Step 2: Convert to fraction form
    187,151.38/280,729.52 = 62,492.38/x
  3. Step 3: Cross multiply
    187,151.38x = 280,729.52 × 62,492.38
  4. Step 4: Simplify right side
    187,151.38x = 17,543,455,841.06
  5. Step 5: Solve for x
    x = 17,543,455,841.06/187,151.38
  6. Step 6: Final answer
    x = 93,739.39

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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.