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Finding the Fourth Proportional to 88,630.62, 132,861.79 and 35,355.34

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Solution

The fourth proportional to 88,630.62, 132,861.79 and 35,355.34 is: 52,999.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,630.62 : 132,861.79 = 35,355.34 : x
  2. Step 2: Convert to fraction form
    88,630.62/132,861.79 = 35,355.34/x
  3. Step 3: Cross multiply
    88,630.62x = 132,861.79 × 35,355.34
  4. Step 4: Simplify right side
    88,630.62x = 4,697,373,758.46
  5. Step 5: Solve for x
    x = 4,697,373,758.46/88,630.62
  6. Step 6: Final answer
    x = 52,999.45

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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.