Home / 91,082.28-125,693.66-50,245.48

Finding the Fourth Proportional to 91,082.28, 125,693.66 and 50,245.48

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Solution

The fourth proportional to 91,082.28, 125,693.66 and 50,245.48 is: 69,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,082.28 : 125,693.66 = 50,245.48 : x
  2. Step 2: Convert to fraction form
    91,082.28/125,693.66 = 50,245.48/x
  3. Step 3: Cross multiply
    91,082.28x = 125,693.66 × 50,245.48
  4. Step 4: Simplify right side
    91,082.28x = 6,315,538,279.66
  5. Step 5: Solve for x
    x = 6,315,538,279.66/91,082.28
  6. Step 6: Final answer
    x = 69,338.83

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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.