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Finding the Fourth Proportional to 187,034.53, 280,591.25 and 60,664.96

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Solution

The fourth proportional to 187,034.53, 280,591.25 and 60,664.96 is: 91,010.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,034.53 : 280,591.25 = 60,664.96 : x
  2. Step 2: Convert to fraction form
    187,034.53/280,591.25 = 60,664.96/x
  3. Step 3: Cross multiply
    187,034.53x = 280,591.25 × 60,664.96
  4. Step 4: Simplify right side
    187,034.53x = 17,022,057,109.26
  5. Step 5: Solve for x
    x = 17,022,057,109.26/187,034.53
  6. Step 6: Final answer
    x = 91,010.24

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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.