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Finding the Fourth Proportional to 55,168.56, 82,654.02 and 35,398.08

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Solution

The fourth proportional to 55,168.56, 82,654.02 and 35,398.08 is: 53,033.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,168.56 : 82,654.02 = 35,398.08 : x
  2. Step 2: Convert to fraction form
    55,168.56/82,654.02 = 35,398.08/x
  3. Step 3: Cross multiply
    55,168.56x = 82,654.02 × 35,398.08
  4. Step 4: Simplify right side
    55,168.56x = 2,925,793,612.28
  5. Step 5: Solve for x
    x = 2,925,793,612.28/55,168.56
  6. Step 6: Final answer
    x = 53,033.71

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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.