Home / 215,375.34-322,272.99-179,748.66

Finding the Fourth Proportional to 215,375.34, 322,272.99 and 179,748.66

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Solution

The fourth proportional to 215,375.34, 322,272.99 and 179,748.66 is: 268,963.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,375.34 : 322,272.99 = 179,748.66 : x
  2. Step 2: Convert to fraction form
    215,375.34/322,272.99 = 179,748.66/x
  3. Step 3: Cross multiply
    215,375.34x = 322,272.99 × 179,748.66
  4. Step 4: Simplify right side
    215,375.34x = 57,928,138,106.69
  5. Step 5: Solve for x
    x = 57,928,138,106.69/215,375.34
  6. Step 6: Final answer
    x = 268,963.65

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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.