Home / 56,982.26-78,635.73-31,832.18

Finding the Fourth Proportional to 56,982.26, 78,635.73 and 31,832.18

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Solution

The fourth proportional to 56,982.26, 78,635.73 and 31,832.18 is: 43,928.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,982.26 : 78,635.73 = 31,832.18 : x
  2. Step 2: Convert to fraction form
    56,982.26/78,635.73 = 31,832.18/x
  3. Step 3: Cross multiply
    56,982.26x = 78,635.73 × 31,832.18
  4. Step 4: Simplify right side
    56,982.26x = 2,503,146,711.79
  5. Step 5: Solve for x
    x = 2,503,146,711.79/56,982.26
  6. Step 6: Final answer
    x = 43,928.53

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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.