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Finding the Fourth Proportional to 92,553.86, 138,830.78 and 22,433.17

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Solution

The fourth proportional to 92,553.86, 138,830.78 and 22,433.17 is: 33,649.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,553.86 : 138,830.78 = 22,433.17 : x
  2. Step 2: Convert to fraction form
    92,553.86/138,830.78 = 22,433.17/x
  3. Step 3: Cross multiply
    92,553.86x = 138,830.78 × 22,433.17
  4. Step 4: Simplify right side
    92,553.86x = 3,114,414,488.97
  5. Step 5: Solve for x
    x = 3,114,414,488.97/92,553.86
  6. Step 6: Final answer
    x = 33,649.75

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1.5x scale

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.