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Finding the Fourth Proportional to 223,499, 335,177.26 and 73,711.28

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Solution

The fourth proportional to 223,499, 335,177.26 and 73,711.28 is: 110,543.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,499 : 335,177.26 = 73,711.28 : x
  2. Step 2: Convert to fraction form
    223,499/335,177.26 = 73,711.28/x
  3. Step 3: Cross multiply
    223,499x = 335,177.26 × 73,711.28
  4. Step 4: Simplify right side
    223,499x = 24,706,344,861.49
  5. Step 5: Solve for x
    x = 24,706,344,861.49/223,499
  6. Step 6: Final answer
    x = 110,543.42

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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.