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Finding the Fourth Proportional to 83,613.66, 115,386.85 and 50,079.66

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Solution

The fourth proportional to 83,613.66, 115,386.85 and 50,079.66 is: 69,109.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,613.66 : 115,386.85 = 50,079.66 : x
  2. Step 2: Convert to fraction form
    83,613.66/115,386.85 = 50,079.66/x
  3. Step 3: Cross multiply
    83,613.66x = 115,386.85 × 50,079.66
  4. Step 4: Simplify right side
    83,613.66x = 5,778,533,658.57
  5. Step 5: Solve for x
    x = 5,778,533,658.57/83,613.66
  6. Step 6: Final answer
    x = 69,109.93

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