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Finding the Fourth Proportional to 88,227.72, 132,327.64 and 73,330.48

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Solution

The fourth proportional to 88,227.72, 132,327.64 and 73,330.48 is: 109,984.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,227.72 : 132,327.64 = 73,330.48 : x
  2. Step 2: Convert to fraction form
    88,227.72/132,327.64 = 73,330.48/x
  3. Step 3: Cross multiply
    88,227.72x = 132,327.64 × 73,330.48
  4. Step 4: Simplify right side
    88,227.72x = 9,703,649,358.47
  5. Step 5: Solve for x
    x = 9,703,649,358.47/88,227.72
  6. Step 6: Final answer
    x = 109,984.13

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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.