Home / 92,729.25-127,966.41-50,287.86

Finding the Fourth Proportional to 92,729.25, 127,966.41 and 50,287.86

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Solution

The fourth proportional to 92,729.25, 127,966.41 and 50,287.86 is: 69,397.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,729.25 : 127,966.41 = 50,287.86 : x
  2. Step 2: Convert to fraction form
    92,729.25/127,966.41 = 50,287.86/x
  3. Step 3: Cross multiply
    92,729.25x = 127,966.41 × 50,287.86
  4. Step 4: Simplify right side
    92,729.25x = 6,435,156,910.78
  5. Step 5: Solve for x
    x = 6,435,156,910.78/92,729.25
  6. Step 6: Final answer
    x = 69,397.27

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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.