Home / 49,891.03-68,832.25-31,995.90

Finding the Fourth Proportional to 49,891.03, 68,832.25 and 31,995.90

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Solution

The fourth proportional to 49,891.03, 68,832.25 and 31,995.90 is: 44,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,891.03 : 68,832.25 = 31,995.90 : x
  2. Step 2: Convert to fraction form
    49,891.03/68,832.25 = 31,995.90/x
  3. Step 3: Cross multiply
    49,891.03x = 68,832.25 × 31,995.90
  4. Step 4: Simplify right side
    49,891.03x = 2,202,349,707.79
  5. Step 5: Solve for x
    x = 2,202,349,707.79/49,891.03
  6. Step 6: Final answer
    x = 44,143.20

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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.