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Finding the Fourth Proportional to 223,471.52, 335,136.20 and 73,683.89

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Solution

The fourth proportional to 223,471.52, 335,136.20 and 73,683.89 is: 110,502.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,471.52 : 335,136.20 = 73,683.89 : x
  2. Step 2: Convert to fraction form
    223,471.52/335,136.20 = 73,683.89/x
  3. Step 3: Cross multiply
    223,471.52x = 335,136.20 × 73,683.89
  4. Step 4: Simplify right side
    223,471.52x = 24,694,136,851.72
  5. Step 5: Solve for x
    x = 24,694,136,851.72/223,471.52
  6. Step 6: Final answer
    x = 110,502.39

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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.