Home / 269,163.12-371,443.28-148,301.61

Finding the Fourth Proportional to 269,163.12, 371,443.28 and 148,301.61

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Solution

The fourth proportional to 269,163.12, 371,443.28 and 148,301.61 is: 204,655.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,163.12 : 371,443.28 = 148,301.61 : x
  2. Step 2: Convert to fraction form
    269,163.12/371,443.28 = 148,301.61/x
  3. Step 3: Cross multiply
    269,163.12x = 371,443.28 × 148,301.61
  4. Step 4: Simplify right side
    269,163.12x = 55,085,636,447.68
  5. Step 5: Solve for x
    x = 55,085,636,447.68/269,163.12
  6. Step 6: Final answer
    x = 204,655.22

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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.