Home / 41,159.76-61,674.78-31,822.64

Finding the Fourth Proportional to 41,159.76, 61,674.78 and 31,822.64

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Solution

The fourth proportional to 41,159.76, 61,674.78 and 31,822.64 is: 47,683.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,159.76 : 61,674.78 = 31,822.64 : x
  2. Step 2: Convert to fraction form
    41,159.76/61,674.78 = 31,822.64/x
  3. Step 3: Cross multiply
    41,159.76x = 61,674.78 × 31,822.64
  4. Step 4: Simplify right side
    41,159.76x = 1,962,654,321.02
  5. Step 5: Solve for x
    x = 1,962,654,321.02/41,159.76
  6. Step 6: Final answer
    x = 47,683.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.