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Finding the Fourth Proportional to 132,061, 182,244.48 and 75,472.24

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Solution

The fourth proportional to 132,061, 182,244.48 and 75,472.24 is: 104,151.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,061 : 182,244.48 = 75,472.24 : x
  2. Step 2: Convert to fraction form
    132,061/182,244.48 = 75,472.24/x
  3. Step 3: Cross multiply
    132,061x = 182,244.48 × 75,472.24
  4. Step 4: Simplify right side
    132,061x = 13,754,399,133.24
  5. Step 5: Solve for x
    x = 13,754,399,133.24/132,061
  6. Step 6: Final answer
    x = 104,151.86

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1.5x scale

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.