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Finding the Fourth Proportional to 88,642.52, 132,963.36 and 22,082.36

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Solution

The fourth proportional to 88,642.52, 132,963.36 and 22,082.36 is: 33,123.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,642.52 : 132,963.36 = 22,082.36 : x
  2. Step 2: Convert to fraction form
    88,642.52/132,963.36 = 22,082.36/x
  3. Step 3: Cross multiply
    88,642.52x = 132,963.36 × 22,082.36
  4. Step 4: Simplify right side
    88,642.52x = 2,936,144,782.33
  5. Step 5: Solve for x
    x = 2,936,144,782.33/88,642.52
  6. Step 6: Final answer
    x = 33,123.44

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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.