Home / 57,862.32-79,847.82-32,712.36

Finding the Fourth Proportional to 57,862.32, 79,847.82 and 32,712.36

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Solution

The fourth proportional to 57,862.32, 79,847.82 and 32,712.36 is: 45,141.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,862.32 : 79,847.82 = 32,712.36 : x
  2. Step 2: Convert to fraction form
    57,862.32/79,847.82 = 32,712.36/x
  3. Step 3: Cross multiply
    57,862.32x = 79,847.82 × 32,712.36
  4. Step 4: Simplify right side
    57,862.32x = 2,612,010,633.06
  5. Step 5: Solve for x
    x = 2,612,010,633.06/57,862.32
  6. Step 6: Final answer
    x = 45,141.82

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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.