Home / 252,197.89-378,282.26-92,381.65

Finding the Fourth Proportional to 252,197.89, 378,282.26 and 92,381.65

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Solution

The fourth proportional to 252,197.89, 378,282.26 and 92,381.65 is: 138,567.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,197.89 : 378,282.26 = 92,381.65 : x
  2. Step 2: Convert to fraction form
    252,197.89/378,282.26 = 92,381.65/x
  3. Step 3: Cross multiply
    252,197.89x = 378,282.26 × 92,381.65
  4. Step 4: Simplify right side
    252,197.89x = 34,946,338,882.62
  5. Step 5: Solve for x
    x = 34,946,338,882.62/252,197.89
  6. Step 6: Final answer
    x = 138,567.13

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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.