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Finding the Fourth Proportional to 272,298.26, 408,502.72 and 94,819.10

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Solution

The fourth proportional to 272,298.26, 408,502.72 and 94,819.10 is: 142,247.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,298.26 : 408,502.72 = 94,819.10 : x
  2. Step 2: Convert to fraction form
    272,298.26/408,502.72 = 94,819.10/x
  3. Step 3: Cross multiply
    272,298.26x = 408,502.72 × 94,819.10
  4. Step 4: Simplify right side
    272,298.26x = 38,733,860,257.95
  5. Step 5: Solve for x
    x = 38,733,860,257.95/272,298.26
  6. Step 6: Final answer
    x = 142,247.92

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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.