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Finding the Fourth Proportional to 178,863.93, 268,308.32 and 60,495.26

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Solution

The fourth proportional to 178,863.93, 268,308.32 and 60,495.26 is: 90,747.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,863.93 : 268,308.32 = 60,495.26 : x
  2. Step 2: Convert to fraction form
    178,863.93/268,308.32 = 60,495.26/x
  3. Step 3: Cross multiply
    178,863.93x = 268,308.32 × 60,495.26
  4. Step 4: Simplify right side
    178,863.93x = 16,231,379,934.55
  5. Step 5: Solve for x
    x = 16,231,379,934.55/178,863.93
  6. Step 6: Final answer
    x = 90,747.08

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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.