Home / 57,863.32-79,849.20-32,713.36

Finding the Fourth Proportional to 57,863.32, 79,849.20 and 32,713.36

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Solution

The fourth proportional to 57,863.32, 79,849.20 and 32,713.36 is: 45,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,863.32 : 79,849.20 = 32,713.36 : x
  2. Step 2: Convert to fraction form
    57,863.32/79,849.20 = 32,713.36/x
  3. Step 3: Cross multiply
    57,863.32x = 79,849.20 × 32,713.36
  4. Step 4: Simplify right side
    57,863.32x = 2,612,135,625.31
  5. Step 5: Solve for x
    x = 2,612,135,625.31/57,863.32
  6. Step 6: Final answer
    x = 45,143.20

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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.