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Finding the Fourth Proportional to 92,655.92, 138,982.56 and 22,535.36

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Solution

The fourth proportional to 92,655.92, 138,982.56 and 22,535.36 is: 33,802.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,655.92 : 138,982.56 = 22,535.36 : x
  2. Step 2: Convert to fraction form
    92,655.92/138,982.56 = 22,535.36/x
  3. Step 3: Cross multiply
    92,655.92x = 138,982.56 × 22,535.36
  4. Step 4: Simplify right side
    92,655.92x = 3,132,022,023.32
  5. Step 5: Solve for x
    x = 3,132,022,023.32/92,655.92
  6. Step 6: Final answer
    x = 33,802.72

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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.