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Finding the Fourth Proportional to 121,195.85, 181,876.82 and 42,310.08

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Solution

The fourth proportional to 121,195.85, 181,876.82 and 42,310.08 is: 63,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,195.85 : 181,876.82 = 42,310.08 : x
  2. Step 2: Convert to fraction form
    121,195.85/181,876.82 = 42,310.08/x
  3. Step 3: Cross multiply
    121,195.85x = 181,876.82 × 42,310.08
  4. Step 4: Simplify right side
    121,195.85x = 7,695,222,711.79
  5. Step 5: Solve for x
    x = 7,695,222,711.79/121,195.85
  6. Step 6: Final answer
    x = 63,494.11

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