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Finding the Fourth Proportional to 83,820.69, 125,854.07 and 52,364.79

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Solution

The fourth proportional to 83,820.69, 125,854.07 and 52,364.79 is: 78,624.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,820.69 : 125,854.07 = 52,364.79 : x
  2. Step 2: Convert to fraction form
    83,820.69/125,854.07 = 52,364.79/x
  3. Step 3: Cross multiply
    83,820.69x = 125,854.07 × 52,364.79
  4. Step 4: Simplify right side
    83,820.69x = 6,590,321,684.37
  5. Step 5: Solve for x
    x = 6,590,321,684.37/83,820.69
  6. Step 6: Final answer
    x = 78,624.04

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