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Finding the Fourth Proportional to 88,858.43, 133,294.51 and 29,694.31

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Solution

The fourth proportional to 88,858.43, 133,294.51 and 29,694.31 is: 44,543.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,858.43 : 133,294.51 = 29,694.31 : x
  2. Step 2: Convert to fraction form
    88,858.43/133,294.51 = 29,694.31/x
  3. Step 3: Cross multiply
    88,858.43x = 133,294.51 × 29,694.31
  4. Step 4: Simplify right side
    88,858.43x = 3,958,088,205.12
  5. Step 5: Solve for x
    x = 3,958,088,205.12/88,858.43
  6. Step 6: Final answer
    x = 44,543.76

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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.