Home / 90,766.44-125,248.07-50,473.70

Finding the Fourth Proportional to 90,766.44, 125,248.07 and 50,473.70

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Solution

The fourth proportional to 90,766.44, 125,248.07 and 50,473.70 is: 69,648.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,766.44 : 125,248.07 = 50,473.70 : x
  2. Step 2: Convert to fraction form
    90,766.44/125,248.07 = 50,473.70/x
  3. Step 3: Cross multiply
    90,766.44x = 125,248.07 × 50,473.70
  4. Step 4: Simplify right side
    90,766.44x = 6,321,733,480.38
  5. Step 5: Solve for x
    x = 6,321,733,480.38/90,766.44
  6. Step 6: Final answer
    x = 69,648.36

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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.