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Finding the Fourth Proportional to 88,432.87, 132,565.90 and 44,017.63

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Solution

The fourth proportional to 88,432.87, 132,565.90 and 44,017.63 is: 65,984.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,432.87 : 132,565.90 = 44,017.63 : x
  2. Step 2: Convert to fraction form
    88,432.87/132,565.90 = 44,017.63/x
  3. Step 3: Cross multiply
    88,432.87x = 132,565.90 × 44,017.63
  4. Step 4: Simplify right side
    88,432.87x = 5,835,236,736.82
  5. Step 5: Solve for x
    x = 5,835,236,736.82/88,432.87
  6. Step 6: Final answer
    x = 65,984.93

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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.