Home / 49,872.10-68,848.92-38,516.14

Finding the Fourth Proportional to 49,872.10, 68,848.92 and 38,516.14

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Solution

The fourth proportional to 49,872.10, 68,848.92 and 38,516.14 is: 53,171.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,872.10 : 68,848.92 = 38,516.14 : x
  2. Step 2: Convert to fraction form
    49,872.10/68,848.92 = 38,516.14/x
  3. Step 3: Cross multiply
    49,872.10x = 68,848.92 × 38,516.14
  4. Step 4: Simplify right side
    49,872.10x = 2,651,794,641.57
  5. Step 5: Solve for x
    x = 2,651,794,641.57/49,872.10
  6. Step 6: Final answer
    x = 53,171.91

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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.