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Finding the Fourth Proportional to 92,377.49, 138,566.23 and 33,180.87

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Solution

The fourth proportional to 92,377.49, 138,566.23 and 33,180.87 is: 49,771.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,377.49 : 138,566.23 = 33,180.87 : x
  2. Step 2: Convert to fraction form
    92,377.49/138,566.23 = 33,180.87/x
  3. Step 3: Cross multiply
    92,377.49x = 138,566.23 × 33,180.87
  4. Step 4: Simplify right side
    92,377.49x = 4,597,747,454.14
  5. Step 5: Solve for x
    x = 4,597,747,454.14/92,377.49
  6. Step 6: Final answer
    x = 49,771.30

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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.