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Finding the Fourth Proportional to 57,713.25, 79,649.15 and 32,567.61

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Solution

The fourth proportional to 57,713.25, 79,649.15 and 32,567.61 is: 44,946.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,713.25 : 79,649.15 = 32,567.61 : x
  2. Step 2: Convert to fraction form
    57,713.25/79,649.15 = 32,567.61/x
  3. Step 3: Cross multiply
    57,713.25x = 79,649.15 × 32,567.61
  4. Step 4: Simplify right side
    57,713.25x = 2,593,982,291.19
  5. Step 5: Solve for x
    x = 2,593,982,291.19/57,713.25
  6. Step 6: Final answer
    x = 44,946.04

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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.