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Finding the Fourth Proportional to 178,818.08, 246,773.08 and 98,250.64

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Solution

The fourth proportional to 178,818.08, 246,773.08 and 98,250.64 is: 135,588.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,818.08 : 246,773.08 = 98,250.64 : x
  2. Step 2: Convert to fraction form
    178,818.08/246,773.08 = 98,250.64/x
  3. Step 3: Cross multiply
    178,818.08x = 246,773.08 × 98,250.64
  4. Step 4: Simplify right side
    178,818.08x = 24,245,613,044.77
  5. Step 5: Solve for x
    x = 24,245,613,044.77/178,818.08
  6. Step 6: Final answer
    x = 135,588.15

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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.