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Finding the Fourth Proportional to 88,808.34, 133,265.05 and 32,687.86

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Solution

The fourth proportional to 88,808.34, 133,265.05 and 32,687.86 is: 49,051.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,808.34 : 133,265.05 = 32,687.86 : x
  2. Step 2: Convert to fraction form
    88,808.34/133,265.05 = 32,687.86/x
  3. Step 3: Cross multiply
    88,808.34x = 133,265.05 × 32,687.86
  4. Step 4: Simplify right side
    88,808.34x = 4,356,149,297.29
  5. Step 5: Solve for x
    x = 4,356,149,297.29/88,808.34
  6. Step 6: Final answer
    x = 49,051.13

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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.