Home / 179,262.38-268,555.12-138,805.34

Finding the Fourth Proportional to 179,262.38, 268,555.12 and 138,805.34

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Solution

The fourth proportional to 179,262.38, 268,555.12 and 138,805.34 is: 207,945.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,262.38 : 268,555.12 = 138,805.34 : x
  2. Step 2: Convert to fraction form
    179,262.38/268,555.12 = 138,805.34/x
  3. Step 3: Cross multiply
    179,262.38x = 268,555.12 × 138,805.34
  4. Step 4: Simplify right side
    179,262.38x = 37,276,885,758.74
  5. Step 5: Solve for x
    x = 37,276,885,758.74/179,262.38
  6. Step 6: Final answer
    x = 207,945.95

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1.5x scale

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.