Home / 88,282.44-121,831.09-47,996.11

Finding the Fourth Proportional to 88,282.44, 121,831.09 and 47,996.11

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Solution

The fourth proportional to 88,282.44, 121,831.09 and 47,996.11 is: 66,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,282.44 : 121,831.09 = 47,996.11 : x
  2. Step 2: Convert to fraction form
    88,282.44/121,831.09 = 47,996.11/x
  3. Step 3: Cross multiply
    88,282.44x = 121,831.09 × 47,996.11
  4. Step 4: Simplify right side
    88,282.44x = 5,847,418,380.91
  5. Step 5: Solve for x
    x = 5,847,418,380.91/88,282.44
  6. Step 6: Final answer
    x = 66,235.35

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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.