Home / 195,955.20-293,932.80-71,281.92

Finding the Fourth Proportional to 195,955.20, 293,932.80 and 71,281.92

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Solution

The fourth proportional to 195,955.20, 293,932.80 and 71,281.92 is: 106,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,955.20 : 293,932.80 = 71,281.92 : x
  2. Step 2: Convert to fraction form
    195,955.20/293,932.80 = 71,281.92/x
  3. Step 3: Cross multiply
    195,955.20x = 293,932.80 × 71,281.92
  4. Step 4: Simplify right side
    195,955.20x = 20,952,094,334.98
  5. Step 5: Solve for x
    x = 20,952,094,334.98/195,955.20
  6. Step 6: Final answer
    x = 106,922.88

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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.