Home / 90,331.97-124,648.02-50,035.73

Finding the Fourth Proportional to 90,331.97, 124,648.02 and 50,035.73

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Solution

The fourth proportional to 90,331.97, 124,648.02 and 50,035.73 is: 69,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,331.97 : 124,648.02 = 50,035.73 : x
  2. Step 2: Convert to fraction form
    90,331.97/124,648.02 = 50,035.73/x
  3. Step 3: Cross multiply
    90,331.97x = 124,648.02 × 50,035.73
  4. Step 4: Simplify right side
    90,331.97x = 6,236,854,673.75
  5. Step 5: Solve for x
    x = 6,236,854,673.75/90,331.97
  6. Step 6: Final answer
    x = 69,043.72

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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.