Home / 91,082.29-125,693.68-50,245.50

Finding the Fourth Proportional to 91,082.29, 125,693.68 and 50,245.50

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Solution

The fourth proportional to 91,082.29, 125,693.68 and 50,245.50 is: 69,338.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,082.29 : 125,693.68 = 50,245.50 : x
  2. Step 2: Convert to fraction form
    91,082.29/125,693.68 = 50,245.50/x
  3. Step 3: Cross multiply
    91,082.29x = 125,693.68 × 50,245.50
  4. Step 4: Simplify right side
    91,082.29x = 6,315,541,798.44
  5. Step 5: Solve for x
    x = 6,315,541,798.44/91,082.29
  6. Step 6: Final answer
    x = 69,338.86

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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.