Home / 91,456.41-137,170.77-24,901.78

Finding the Fourth Proportional to 91,456.41, 137,170.77 and 24,901.78

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Solution

The fourth proportional to 91,456.41, 137,170.77 and 24,901.78 is: 37,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,456.41 : 137,170.77 = 24,901.78 : x
  2. Step 2: Convert to fraction form
    91,456.41/137,170.77 = 24,901.78/x
  3. Step 3: Cross multiply
    91,456.41x = 137,170.77 × 24,901.78
  4. Step 4: Simplify right side
    91,456.41x = 3,415,796,336.97
  5. Step 5: Solve for x
    x = 3,415,796,336.97/91,456.41
  6. Step 6: Final answer
    x = 37,348.90

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1.5x scale

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.