Home / 126,633.12-175,552.85-119,891.76

Finding the Fourth Proportional to 126,633.12, 175,552.85 and 119,891.76

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Solution

The fourth proportional to 126,633.12, 175,552.85 and 119,891.76 is: 166,207.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,633.12 : 175,552.85 = 119,891.76 : x
  2. Step 2: Convert to fraction form
    126,633.12/175,552.85 = 119,891.76/x
  3. Step 3: Cross multiply
    126,633.12x = 175,552.85 × 119,891.76
  4. Step 4: Simplify right side
    126,633.12x = 21,047,339,560.06
  5. Step 5: Solve for x
    x = 21,047,339,560.06/126,633.12
  6. Step 6: Final answer
    x = 166,207.23

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.