Home / 195,708.97-293,680.10-71,059.69

Finding the Fourth Proportional to 195,708.97, 293,680.10 and 71,059.69

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Solution

The fourth proportional to 195,708.97, 293,680.10 and 71,059.69 is: 106,631.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,708.97 : 293,680.10 = 71,059.69 : x
  2. Step 2: Convert to fraction form
    195,708.97/293,680.10 = 71,059.69/x
  3. Step 3: Cross multiply
    195,708.97x = 293,680.10 × 71,059.69
  4. Step 4: Simplify right side
    195,708.97x = 20,868,816,865.17
  5. Step 5: Solve for x
    x = 20,868,816,865.17/195,708.97
  6. Step 6: Final answer
    x = 106,631.89

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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.