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Finding the Fourth Proportional to 88,149.26, 121,645.60 and 47,862.70

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Solution

The fourth proportional to 88,149.26, 121,645.60 and 47,862.70 is: 66,050.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,149.26 : 121,645.60 = 47,862.70 : x
  2. Step 2: Convert to fraction form
    88,149.26/121,645.60 = 47,862.70/x
  3. Step 3: Cross multiply
    88,149.26x = 121,645.60 × 47,862.70
  4. Step 4: Simplify right side
    88,149.26x = 5,822,286,435.35
  5. Step 5: Solve for x
    x = 5,822,286,435.35/88,149.26
  6. Step 6: Final answer
    x = 66,050.31

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