Home / 372,181.77-558,272.66-161,819.73

Finding the Fourth Proportional to 372,181.77, 558,272.66 and 161,819.73

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Solution

The fourth proportional to 372,181.77, 558,272.66 and 161,819.73 is: 242,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,181.77 : 558,272.66 = 161,819.73 : x
  2. Step 2: Convert to fraction form
    372,181.77/558,272.66 = 161,819.73/x
  3. Step 3: Cross multiply
    372,181.77x = 558,272.66 × 161,819.73
  4. Step 4: Simplify right side
    372,181.77x = 90,339,530,298.48
  5. Step 5: Solve for x
    x = 90,339,530,298.48/372,181.77
  6. Step 6: Final answer
    x = 242,729.60

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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.