Home / 179,215.12-268,861.56-54,552.88

Finding the Fourth Proportional to 179,215.12, 268,861.56 and 54,552.88

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Solution

The fourth proportional to 179,215.12, 268,861.56 and 54,552.88 is: 81,841.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,215.12 : 268,861.56 = 54,552.88 : x
  2. Step 2: Convert to fraction form
    179,215.12/268,861.56 = 54,552.88/x
  3. Step 3: Cross multiply
    179,215.12x = 268,861.56 × 54,552.88
  4. Step 4: Simplify right side
    179,215.12x = 14,667,170,802.22
  5. Step 5: Solve for x
    x = 14,667,170,802.22/179,215.12
  6. Step 6: Final answer
    x = 81,841.15

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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.