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Finding the Fourth Proportional to 88,668.90, 132,963.98 and 32,494.32

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Solution

The fourth proportional to 88,668.90, 132,963.98 and 32,494.32 is: 48,727.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,668.90 : 132,963.98 = 32,494.32 : x
  2. Step 2: Convert to fraction form
    88,668.90/132,963.98 = 32,494.32/x
  3. Step 3: Cross multiply
    88,668.90x = 132,963.98 × 32,494.32
  4. Step 4: Simplify right side
    88,668.90x = 4,320,573,952.12
  5. Step 5: Solve for x
    x = 4,320,573,952.12/88,668.90
  6. Step 6: Final answer
    x = 48,727.05

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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.