Home / 269,422.41-371,800.65-148,568.79

Finding the Fourth Proportional to 269,422.41, 371,800.65 and 148,568.79

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Solution

The fourth proportional to 269,422.41, 371,800.65 and 148,568.79 is: 205,023.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,422.41 : 371,800.65 = 148,568.79 : x
  2. Step 2: Convert to fraction form
    269,422.41/371,800.65 = 148,568.79/x
  3. Step 3: Cross multiply
    269,422.41x = 371,800.65 × 148,568.79
  4. Step 4: Simplify right side
    269,422.41x = 55,237,972,691.71
  5. Step 5: Solve for x
    x = 55,237,972,691.71/269,422.41
  6. Step 6: Final answer
    x = 205,023.68

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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.