Home / 127,377.27-175,773.12-73,658.46

Finding the Fourth Proportional to 127,377.27, 175,773.12 and 73,658.46

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Solution

The fourth proportional to 127,377.27, 175,773.12 and 73,658.46 is: 101,644.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,377.27 : 175,773.12 = 73,658.46 : x
  2. Step 2: Convert to fraction form
    127,377.27/175,773.12 = 73,658.46/x
  3. Step 3: Cross multiply
    127,377.27x = 175,773.12 × 73,658.46
  4. Step 4: Simplify right side
    127,377.27x = 12,947,177,328.60
  5. Step 5: Solve for x
    x = 12,947,177,328.60/127,377.27
  6. Step 6: Final answer
    x = 101,644.33

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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.