Home / 45,449.38-68,187.97-23,278.45

Finding the Fourth Proportional to 45,449.38, 68,187.97 and 23,278.45

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Solution

The fourth proportional to 45,449.38, 68,187.97 and 23,278.45 is: 34,924.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,449.38 : 68,187.97 = 23,278.45 : x
  2. Step 2: Convert to fraction form
    45,449.38/68,187.97 = 23,278.45/x
  3. Step 3: Cross multiply
    45,449.38x = 68,187.97 × 23,278.45
  4. Step 4: Simplify right side
    45,449.38x = 1,587,309,851.11
  5. Step 5: Solve for x
    x = 1,587,309,851.11/45,449.38
  6. Step 6: Final answer
    x = 34,924.78

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.