Home / 269,780.28-372,317.40-148,944.84

Finding the Fourth Proportional to 269,780.28, 372,317.40 and 148,944.84

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Solution

The fourth proportional to 269,780.28, 372,317.40 and 148,944.84 is: 205,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,780.28 : 372,317.40 = 148,944.84 : x
  2. Step 2: Convert to fraction form
    269,780.28/372,317.40 = 148,944.84/x
  3. Step 3: Cross multiply
    269,780.28x = 372,317.40 × 148,944.84
  4. Step 4: Simplify right side
    269,780.28x = 55,454,755,572.22
  5. Step 5: Solve for x
    x = 55,454,755,572.22/269,780.28
  6. Step 6: Final answer
    x = 205,555.26

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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.