Home / 126,104.68-188,599.30-112,162.52

Finding the Fourth Proportional to 126,104.68, 188,599.30 and 112,162.52

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Solution

The fourth proportional to 126,104.68, 188,599.30 and 112,162.52 is: 167,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,104.68 : 188,599.30 = 112,162.52 : x
  2. Step 2: Convert to fraction form
    126,104.68/188,599.30 = 112,162.52/x
  3. Step 3: Cross multiply
    126,104.68x = 188,599.30 × 112,162.52
  4. Step 4: Simplify right side
    126,104.68x = 21,153,772,758.24
  5. Step 5: Solve for x
    x = 21,153,772,758.24/126,104.68
  6. Step 6: Final answer
    x = 167,747.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.