Home / 57,251.16-79,010.66-31,765.88

Finding the Fourth Proportional to 57,251.16, 79,010.66 and 31,765.88

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Solution

The fourth proportional to 57,251.16, 79,010.66 and 31,765.88 is: 43,839.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,251.16 : 79,010.66 = 31,765.88 : x
  2. Step 2: Convert to fraction form
    57,251.16/79,010.66 = 31,765.88/x
  3. Step 3: Cross multiply
    57,251.16x = 79,010.66 × 31,765.88
  4. Step 4: Simplify right side
    57,251.16x = 2,509,843,144.28
  5. Step 5: Solve for x
    x = 2,509,843,144.28/57,251.16
  6. Step 6: Final answer
    x = 43,839.17

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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.