Home / 49,871.25-68,831.22-29,729.41

Finding the Fourth Proportional to 49,871.25, 68,831.22 and 29,729.41

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Solution

The fourth proportional to 49,871.25, 68,831.22 and 29,729.41 is: 41,031.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,871.25 : 68,831.22 = 29,729.41 : x
  2. Step 2: Convert to fraction form
    49,871.25/68,831.22 = 29,729.41/x
  3. Step 3: Cross multiply
    49,871.25x = 68,831.22 × 29,729.41
  4. Step 4: Simplify right side
    49,871.25x = 2,046,311,560.18
  5. Step 5: Solve for x
    x = 2,046,311,560.18/49,871.25
  6. Step 6: Final answer
    x = 41,031.89

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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.