Home / 119,765.12-179,627.20-35,523.36

Finding the Fourth Proportional to 119,765.12, 179,627.20 and 35,523.36

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Solution

The fourth proportional to 119,765.12, 179,627.20 and 35,523.36 is: 53,278.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,765.12 : 179,627.20 = 35,523.36 : x
  2. Step 2: Convert to fraction form
    119,765.12/179,627.20 = 35,523.36/x
  3. Step 3: Cross multiply
    119,765.12x = 179,627.20 × 35,523.36
  4. Step 4: Simplify right side
    119,765.12x = 6,380,961,691.39
  5. Step 5: Solve for x
    x = 6,380,961,691.39/119,765.12
  6. Step 6: Final answer
    x = 53,278.97

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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.