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Finding the Fourth Proportional to 272,028.60, 408,042.90 and 94,553.55

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Solution

The fourth proportional to 272,028.60, 408,042.90 and 94,553.55 is: 141,830.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,028.60 : 408,042.90 = 94,553.55 : x
  2. Step 2: Convert to fraction form
    272,028.60/408,042.90 = 94,553.55/x
  3. Step 3: Cross multiply
    272,028.60x = 408,042.90 × 94,553.55
  4. Step 4: Simplify right side
    272,028.60x = 38,581,904,747.30
  5. Step 5: Solve for x
    x = 38,581,904,747.30/272,028.60
  6. Step 6: Final answer
    x = 141,830.33

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1.5x scale

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.