Home / 68,868.38-103,357.92-35,598.19

Finding the Fourth Proportional to 68,868.38, 103,357.92 and 35,598.19

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Solution

The fourth proportional to 68,868.38, 103,357.92 and 35,598.19 is: 53,425.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,868.38 : 103,357.92 = 35,598.19 : x
  2. Step 2: Convert to fraction form
    68,868.38/103,357.92 = 35,598.19/x
  3. Step 3: Cross multiply
    68,868.38x = 103,357.92 × 35,598.19
  4. Step 4: Simplify right side
    68,868.38x = 3,679,354,874.16
  5. Step 5: Solve for x
    x = 3,679,354,874.16/68,868.38
  6. Step 6: Final answer
    x = 53,425.90

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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.