Home / 127,197.38-175,511.94-73,489.52

Finding the Fourth Proportional to 127,197.38, 175,511.94 and 73,489.52

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Solution

The fourth proportional to 127,197.38, 175,511.94 and 73,489.52 is: 101,403.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,197.38 : 175,511.94 = 73,489.52 : x
  2. Step 2: Convert to fraction form
    127,197.38/175,511.94 = 73,489.52/x
  3. Step 3: Cross multiply
    127,197.38x = 175,511.94 × 73,489.52
  4. Step 4: Simplify right side
    127,197.38x = 12,898,288,224.87
  5. Step 5: Solve for x
    x = 12,898,288,224.87/127,197.38
  6. Step 6: Final answer
    x = 101,403.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.