Home / 269,257.48-371,560.15-148,398.39

Finding the Fourth Proportional to 269,257.48, 371,560.15 and 148,398.39

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Solution

The fourth proportional to 269,257.48, 371,560.15 and 148,398.39 is: 204,781.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,257.48 : 371,560.15 = 148,398.39 : x
  2. Step 2: Convert to fraction form
    269,257.48/371,560.15 = 148,398.39/x
  3. Step 3: Cross multiply
    269,257.48x = 371,560.15 × 148,398.39
  4. Step 4: Simplify right side
    269,257.48x = 55,138,928,048.16
  5. Step 5: Solve for x
    x = 55,138,928,048.16/269,257.48
  6. Step 6: Final answer
    x = 204,781.42

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1.5x scale

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.