Home / 88,618.20-132,812.10-63,965.40

Finding the Fourth Proportional to 88,618.20, 132,812.10 and 63,965.40

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Solution

The fourth proportional to 88,618.20, 132,812.10 and 63,965.40 is: 95,864.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,618.20 : 132,812.10 = 63,965.40 : x
  2. Step 2: Convert to fraction form
    88,618.20/132,812.10 = 63,965.40/x
  3. Step 3: Cross multiply
    88,618.20x = 132,812.10 × 63,965.40
  4. Step 4: Simplify right side
    88,618.20x = 8,495,379,101.34
  5. Step 5: Solve for x
    x = 8,495,379,101.34/88,618.20
  6. Step 6: Final answer
    x = 95,864.95

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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.