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Finding the Fourth Proportional to 92,241.98, 138,274.73 and 36,063.42

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Solution

The fourth proportional to 92,241.98, 138,274.73 and 36,063.42 is: 54,060.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,241.98 : 138,274.73 = 36,063.42 : x
  2. Step 2: Convert to fraction form
    92,241.98/138,274.73 = 36,063.42/x
  3. Step 3: Cross multiply
    92,241.98x = 138,274.73 × 36,063.42
  4. Step 4: Simplify right side
    92,241.98x = 4,986,659,663.38
  5. Step 5: Solve for x
    x = 4,986,659,663.38/92,241.98
  6. Step 6: Final answer
    x = 54,060.63

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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.