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Finding the Fourth Proportional to 272,035.60, 408,053.40 and 94,560.55

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Solution

The fourth proportional to 272,035.60, 408,053.40 and 94,560.55 is: 141,840.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,035.60 : 408,053.40 = 94,560.55 : x
  2. Step 2: Convert to fraction form
    272,035.60/408,053.40 = 94,560.55/x
  3. Step 3: Cross multiply
    272,035.60x = 408,053.40 × 94,560.55
  4. Step 4: Simplify right side
    272,035.60x = 38,585,753,933.37
  5. Step 5: Solve for x
    x = 38,585,753,933.37/272,035.60
  6. Step 6: Final answer
    x = 141,840.83

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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.