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Finding the Fourth Proportional to 121,503.85, 182,255.78 and 114,116.65

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Solution

The fourth proportional to 121,503.85, 182,255.78 and 114,116.65 is: 171,174.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,503.85 : 182,255.78 = 114,116.65 : x
  2. Step 2: Convert to fraction form
    121,503.85/182,255.78 = 114,116.65/x
  3. Step 3: Cross multiply
    121,503.85x = 182,255.78 × 114,116.65
  4. Step 4: Simplify right side
    121,503.85x = 20,798,418,486.15
  5. Step 5: Solve for x
    x = 20,798,418,486.15/121,503.85
  6. Step 6: Final answer
    x = 171,174.98

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