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Finding the Fourth Proportional to 51,502.66, 71,082.57 and 29,146.66

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Solution

The fourth proportional to 51,502.66, 71,082.57 and 29,146.66 is: 40,227.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,502.66 : 71,082.57 = 29,146.66 : x
  2. Step 2: Convert to fraction form
    51,502.66/71,082.57 = 29,146.66/x
  3. Step 3: Cross multiply
    51,502.66x = 71,082.57 × 29,146.66
  4. Step 4: Simplify right side
    51,502.66x = 2,071,819,499.72
  5. Step 5: Solve for x
    x = 2,071,819,499.72/51,502.66
  6. Step 6: Final answer
    x = 40,227.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.