Home / 269,402.60-371,778.18-148,548.71

Finding the Fourth Proportional to 269,402.60, 371,778.18 and 148,548.71

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Solution

The fourth proportional to 269,402.60, 371,778.18 and 148,548.71 is: 204,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,402.60 : 371,778.18 = 148,548.71 : x
  2. Step 2: Convert to fraction form
    269,402.60/371,778.18 = 148,548.71/x
  3. Step 3: Cross multiply
    269,402.60x = 371,778.18 × 148,548.71
  4. Step 4: Simplify right side
    269,402.60x = 55,227,169,045.15
  5. Step 5: Solve for x
    x = 55,227,169,045.15/269,402.60
  6. Step 6: Final answer
    x = 204,998.65

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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.