Home / 195,236.20-292,854.30-76,842.82

Finding the Fourth Proportional to 195,236.20, 292,854.30 and 76,842.82

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Solution

The fourth proportional to 195,236.20, 292,854.30 and 76,842.82 is: 115,264.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,236.20 : 292,854.30 = 76,842.82 : x
  2. Step 2: Convert to fraction form
    195,236.20/292,854.30 = 76,842.82/x
  3. Step 3: Cross multiply
    195,236.20x = 292,854.30 × 76,842.82
  4. Step 4: Simplify right side
    195,236.20x = 22,503,750,261.13
  5. Step 5: Solve for x
    x = 22,503,750,261.13/195,236.20
  6. Step 6: Final answer
    x = 115,264.23

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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.