Home / 131,748.27-197,627.87-38,254.02

Finding the Fourth Proportional to 131,748.27, 197,627.87 and 38,254.02

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Solution

The fourth proportional to 131,748.27, 197,627.87 and 38,254.02 is: 57,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,748.27 : 197,627.87 = 38,254.02 : x
  2. Step 2: Convert to fraction form
    131,748.27/197,627.87 = 38,254.02/x
  3. Step 3: Cross multiply
    131,748.27x = 197,627.87 × 38,254.02
  4. Step 4: Simplify right side
    131,748.27x = 7,560,059,312.13
  5. Step 5: Solve for x
    x = 7,560,059,312.13/131,748.27
  6. Step 6: Final answer
    x = 57,382.61

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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.