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Finding the Fourth Proportional to 121,365.72, 167,482.20 and 67,649.52

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Solution

The fourth proportional to 121,365.72, 167,482.20 and 67,649.52 is: 93,354.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,365.72 : 167,482.20 = 67,649.52 : x
  2. Step 2: Convert to fraction form
    121,365.72/167,482.20 = 67,649.52/x
  3. Step 3: Cross multiply
    121,365.72x = 167,482.20 × 67,649.52
  4. Step 4: Simplify right side
    121,365.72x = 11,330,090,438.54
  5. Step 5: Solve for x
    x = 11,330,090,438.54/121,365.72
  6. Step 6: Final answer
    x = 93,354.95

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