Home / 178,736.67-268,104.78-45,616.93

Finding the Fourth Proportional to 178,736.67, 268,104.78 and 45,616.93

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Solution

The fourth proportional to 178,736.67, 268,104.78 and 45,616.93 is: 68,425.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,736.67 : 268,104.78 = 45,616.93 : x
  2. Step 2: Convert to fraction form
    178,736.67/268,104.78 = 45,616.93/x
  3. Step 3: Cross multiply
    178,736.67x = 268,104.78 × 45,616.93
  4. Step 4: Simplify right side
    178,736.67x = 12,230,116,311.66
  5. Step 5: Solve for x
    x = 12,230,116,311.66/178,736.67
  6. Step 6: Final answer
    x = 68,425.33

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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.