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Finding the Fourth Proportional to 178,826.60, 268,239.90 and 95,882.60

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Solution

The fourth proportional to 178,826.60, 268,239.90 and 95,882.60 is: 143,823.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,826.60 : 268,239.90 = 95,882.60 : x
  2. Step 2: Convert to fraction form
    178,826.60/268,239.90 = 95,882.60/x
  3. Step 3: Cross multiply
    178,826.60x = 268,239.90 × 95,882.60
  4. Step 4: Simplify right side
    178,826.60x = 25,719,539,035.74
  5. Step 5: Solve for x
    x = 25,719,539,035.74/178,826.60
  6. Step 6: Final answer
    x = 143,823.90

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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.