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Finding the Fourth Proportional to 178,671.27, 246,566.82 and 98,104.02

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Solution

The fourth proportional to 178,671.27, 246,566.82 and 98,104.02 is: 135,383.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,671.27 : 246,566.82 = 98,104.02 : x
  2. Step 2: Convert to fraction form
    178,671.27/246,566.82 = 98,104.02/x
  3. Step 3: Cross multiply
    178,671.27x = 246,566.82 × 98,104.02
  4. Step 4: Simplify right side
    178,671.27x = 24,189,196,240.62
  5. Step 5: Solve for x
    x = 24,189,196,240.62/178,671.27
  6. Step 6: Final answer
    x = 135,383.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.