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Finding the Fourth Proportional to 73,773.40, 110,514.30 and 40,433.80

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Solution

The fourth proportional to 73,773.40, 110,514.30 and 40,433.80 is: 60,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,773.40 : 110,514.30 = 40,433.80 : x
  2. Step 2: Convert to fraction form
    73,773.40/110,514.30 = 40,433.80/x
  3. Step 3: Cross multiply
    73,773.40x = 110,514.30 × 40,433.80
  4. Step 4: Simplify right side
    73,773.40x = 4,468,513,103.34
  5. Step 5: Solve for x
    x = 4,468,513,103.34/73,773.40
  6. Step 6: Final answer
    x = 60,570.79

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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.