Home / 107,976.85-149,011.22-60,229.17

Finding the Fourth Proportional to 107,976.85, 149,011.22 and 60,229.17

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Solution

The fourth proportional to 107,976.85, 149,011.22 and 60,229.17 is: 83,118.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,976.85 : 149,011.22 = 60,229.17 : x
  2. Step 2: Convert to fraction form
    107,976.85/149,011.22 = 60,229.17/x
  3. Step 3: Cross multiply
    107,976.85x = 149,011.22 × 60,229.17
  4. Step 4: Simplify right side
    107,976.85x = 8,974,822,101.29
  5. Step 5: Solve for x
    x = 8,974,822,101.29/107,976.85
  6. Step 6: Final answer
    x = 83,118.02

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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.