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Finding the Fourth Proportional to 177,502.53, 266,382.24 and 69,447.87

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Solution

The fourth proportional to 177,502.53, 266,382.24 and 69,447.87 is: 104,222.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,502.53 : 266,382.24 = 69,447.87 : x
  2. Step 2: Convert to fraction form
    177,502.53/266,382.24 = 69,447.87/x
  3. Step 3: Cross multiply
    177,502.53x = 266,382.24 × 69,447.87
  4. Step 4: Simplify right side
    177,502.53x = 18,499,679,304.04
  5. Step 5: Solve for x
    x = 18,499,679,304.04/177,502.53
  6. Step 6: Final answer
    x = 104,222.06

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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.