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Finding the Fourth Proportional to 88,658.60, 133,074.30 and 44,335.40

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Solution

The fourth proportional to 88,658.60, 133,074.30 and 44,335.40 is: 66,546.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,658.60 : 133,074.30 = 44,335.40 : x
  2. Step 2: Convert to fraction form
    88,658.60/133,074.30 = 44,335.40/x
  3. Step 3: Cross multiply
    88,658.60x = 133,074.30 × 44,335.40
  4. Step 4: Simplify right side
    88,658.60x = 5,899,902,320.22
  5. Step 5: Solve for x
    x = 5,899,902,320.22/88,658.60
  6. Step 6: Final answer
    x = 66,546.31

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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.