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Finding the Fourth Proportional to 169,310.34, 233,650.85 and 92,836.44

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Solution

The fourth proportional to 169,310.34, 233,650.85 and 92,836.44 is: 128,115.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,310.34 : 233,650.85 = 92,836.44 : x
  2. Step 2: Convert to fraction form
    169,310.34/233,650.85 = 92,836.44/x
  3. Step 3: Cross multiply
    169,310.34x = 233,650.85 × 92,836.44
  4. Step 4: Simplify right side
    169,310.34x = 21,691,312,652.79
  5. Step 5: Solve for x
    x = 21,691,312,652.79/169,310.34
  6. Step 6: Final answer
    x = 128,115.70

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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.