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Finding the Fourth Proportional to 228,449.25, 342,793.76 and 93,613.41

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Solution

The fourth proportional to 228,449.25, 342,793.76 and 93,613.41 is: 140,469.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,449.25 : 342,793.76 = 93,613.41 : x
  2. Step 2: Convert to fraction form
    228,449.25/342,793.76 = 93,613.41/x
  3. Step 3: Cross multiply
    228,449.25x = 342,793.76 × 93,613.41
  4. Step 4: Simplify right side
    228,449.25x = 32,090,092,332.25
  5. Step 5: Solve for x
    x = 32,090,092,332.25/228,449.25
  6. Step 6: Final answer
    x = 140,469.24

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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.