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Finding the Fourth Proportional to 248,560.92, 372,900.92 and 80,097.12

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Solution

The fourth proportional to 248,560.92, 372,900.92 and 80,097.12 is: 120,164.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,560.92 : 372,900.92 = 80,097.12 : x
  2. Step 2: Convert to fraction form
    248,560.92/372,900.92 = 80,097.12/x
  3. Step 3: Cross multiply
    248,560.92x = 372,900.92 × 80,097.12
  4. Step 4: Simplify right side
    248,560.92x = 29,868,289,336.86
  5. Step 5: Solve for x
    x = 29,868,289,336.86/248,560.92
  6. Step 6: Final answer
    x = 120,164.86

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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.