Home / 54,701.29-81,964.45-49,452.49

Finding the Fourth Proportional to 54,701.29, 81,964.45 and 49,452.49

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Solution

The fourth proportional to 54,701.29, 81,964.45 and 49,452.49 is: 74,099.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.29 : 81,964.45 = 49,452.49 : x
  2. Step 2: Convert to fraction form
    54,701.29/81,964.45 = 49,452.49/x
  3. Step 3: Cross multiply
    54,701.29x = 81,964.45 × 49,452.49
  4. Step 4: Simplify right side
    54,701.29x = 4,053,346,143.98
  5. Step 5: Solve for x
    x = 4,053,346,143.98/54,701.29
  6. Step 6: Final answer
    x = 74,099.64

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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.