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Finding the Fourth Proportional to 88,730.92, 133,102.88 and 25,548.48

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Solution

The fourth proportional to 88,730.92, 133,102.88 and 25,548.48 is: 38,324.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,730.92 : 133,102.88 = 25,548.48 : x
  2. Step 2: Convert to fraction form
    88,730.92/133,102.88 = 25,548.48/x
  3. Step 3: Cross multiply
    88,730.92x = 133,102.88 × 25,548.48
  4. Step 4: Simplify right side
    88,730.92x = 3,400,576,267.62
  5. Step 5: Solve for x
    x = 3,400,576,267.62/88,730.92
  6. Step 6: Final answer
    x = 38,324.59

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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.