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Finding the Fourth Proportional to 88,414.74, 132,642.16 and 29,250.32

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Solution

The fourth proportional to 88,414.74, 132,642.16 and 29,250.32 is: 43,882.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,414.74 : 132,642.16 = 29,250.32 : x
  2. Step 2: Convert to fraction form
    88,414.74/132,642.16 = 29,250.32/x
  3. Step 3: Cross multiply
    88,414.74x = 132,642.16 × 29,250.32
  4. Step 4: Simplify right side
    88,414.74x = 3,879,824,889.15
  5. Step 5: Solve for x
    x = 3,879,824,889.15/88,414.74
  6. Step 6: Final answer
    x = 43,882.10

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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.