Home / 179,519.12-269,628.60-146,263.76

Finding the Fourth Proportional to 179,519.12, 269,628.60 and 146,263.76

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Solution

The fourth proportional to 179,519.12, 269,628.60 and 146,263.76 is: 219,680.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,519.12 : 269,628.60 = 146,263.76 : x
  2. Step 2: Convert to fraction form
    179,519.12/269,628.60 = 146,263.76/x
  3. Step 3: Cross multiply
    179,519.12x = 269,628.60 × 146,263.76
  4. Step 4: Simplify right side
    179,519.12x = 39,436,892,839.54
  5. Step 5: Solve for x
    x = 39,436,892,839.54/179,519.12
  6. Step 6: Final answer
    x = 219,680.74

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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.