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Finding the Fourth Proportional to 88,380.98, 132,592.22 and 29,216.64

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Solution

The fourth proportional to 88,380.98, 132,592.22 and 29,216.64 is: 43,831.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,380.98 : 132,592.22 = 29,216.64 : x
  2. Step 2: Convert to fraction form
    88,380.98/132,592.22 = 29,216.64/x
  3. Step 3: Cross multiply
    88,380.98x = 132,592.22 × 29,216.64
  4. Step 4: Simplify right side
    88,380.98x = 3,873,899,012.46
  5. Step 5: Solve for x
    x = 3,873,899,012.46/88,380.98
  6. Step 6: Final answer
    x = 43,831.82

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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.