Home / 269,934.56-372,555.32-156,822.96

Finding the Fourth Proportional to 269,934.56, 372,555.32 and 156,822.96

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Solution

The fourth proportional to 269,934.56, 372,555.32 and 156,822.96 is: 216,442.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,934.56 : 372,555.32 = 156,822.96 : x
  2. Step 2: Convert to fraction form
    269,934.56/372,555.32 = 156,822.96/x
  3. Step 3: Cross multiply
    269,934.56x = 372,555.32 × 156,822.96
  4. Step 4: Simplify right side
    269,934.56x = 58,425,228,046.15
  5. Step 5: Solve for x
    x = 58,425,228,046.15/269,934.56
  6. Step 6: Final answer
    x = 216,442.19

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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.