Home / 269,044.50-371,281.42-155,932.86

Finding the Fourth Proportional to 269,044.50, 371,281.42 and 155,932.86

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Solution

The fourth proportional to 269,044.50, 371,281.42 and 155,932.86 is: 215,187.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,044.50 : 371,281.42 = 155,932.86 : x
  2. Step 2: Convert to fraction form
    269,044.50/371,281.42 = 155,932.86/x
  3. Step 3: Cross multiply
    269,044.50x = 371,281.42 × 155,932.86
  4. Step 4: Simplify right side
    269,044.50x = 57,894,973,685.46
  5. Step 5: Solve for x
    x = 57,894,973,685.46/269,044.50
  6. Step 6: Final answer
    x = 215,187.35

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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.