Home / 57,654.47-79,613.21-36,181.44

Finding the Fourth Proportional to 57,654.47, 79,613.21 and 36,181.44

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Solution

The fourth proportional to 57,654.47, 79,613.21 and 36,181.44 is: 49,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,654.47 : 79,613.21 = 36,181.44 : x
  2. Step 2: Convert to fraction form
    57,654.47/79,613.21 = 36,181.44/x
  3. Step 3: Cross multiply
    57,654.47x = 79,613.21 × 36,181.44
  4. Step 4: Simplify right side
    57,654.47x = 2,880,520,671.28
  5. Step 5: Solve for x
    x = 2,880,520,671.28/57,654.47
  6. Step 6: Final answer
    x = 49,961.79

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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.