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Finding the Fourth Proportional to 272,366.70, 408,552.10 and 94,873.43

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Solution

The fourth proportional to 272,366.70, 408,552.10 and 94,873.43 is: 142,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,366.70 : 408,552.10 = 94,873.43 : x
  2. Step 2: Convert to fraction form
    272,366.70/408,552.10 = 94,873.43/x
  3. Step 3: Cross multiply
    272,366.70x = 408,552.10 × 94,873.43
  4. Step 4: Simplify right side
    272,366.70x = 38,760,738,080.46
  5. Step 5: Solve for x
    x = 38,760,738,080.46/272,366.70
  6. Step 6: Final answer
    x = 142,310.85

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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.