Home / 49,399.15-68,122.29-45,301.18

Finding the Fourth Proportional to 49,399.15, 68,122.29 and 45,301.18

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Solution

The fourth proportional to 49,399.15, 68,122.29 and 45,301.18 is: 62,471.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,399.15 : 68,122.29 = 45,301.18 : x
  2. Step 2: Convert to fraction form
    49,399.15/68,122.29 = 45,301.18/x
  3. Step 3: Cross multiply
    49,399.15x = 68,122.29 × 45,301.18
  4. Step 4: Simplify right side
    49,399.15x = 3,086,020,121.30
  5. Step 5: Solve for x
    x = 3,086,020,121.30/49,399.15
  6. Step 6: Final answer
    x = 62,471.12

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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.