Home / 68,886.10-103,304.85-22,123.18

Finding the Fourth Proportional to 68,886.10, 103,304.85 and 22,123.18

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Solution

The fourth proportional to 68,886.10, 103,304.85 and 22,123.18 is: 33,176.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,886.10 : 103,304.85 = 22,123.18 : x
  2. Step 2: Convert to fraction form
    68,886.10/103,304.85 = 22,123.18/x
  3. Step 3: Cross multiply
    68,886.10x = 103,304.85 × 22,123.18
  4. Step 4: Simplify right side
    68,886.10x = 2,285,431,791.42
  5. Step 5: Solve for x
    x = 2,285,431,791.42/68,886.10
  6. Step 6: Final answer
    x = 33,176.97

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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.