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Finding the Fourth Proportional to 272,613.52, 408,958.68 and 95,094.64

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Solution

The fourth proportional to 272,613.52, 408,958.68 and 95,094.64 is: 142,655.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,613.52 : 408,958.68 = 95,094.64 : x
  2. Step 2: Convert to fraction form
    272,613.52/408,958.68 = 95,094.64/x
  3. Step 3: Cross multiply
    272,613.52x = 408,958.68 × 95,094.64
  4. Step 4: Simplify right side
    272,613.52x = 38,889,778,449.48
  5. Step 5: Solve for x
    x = 38,889,778,449.48/272,613.52
  6. Step 6: Final answer
    x = 142,655.35

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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.