Home / 111,888.20-167,832.30-107,587.40

Finding the Fourth Proportional to 111,888.20, 167,832.30 and 107,587.40

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Solution

The fourth proportional to 111,888.20, 167,832.30 and 107,587.40 is: 161,381.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,888.20 : 167,832.30 = 107,587.40 : x
  2. Step 2: Convert to fraction form
    111,888.20/167,832.30 = 107,587.40/x
  3. Step 3: Cross multiply
    111,888.20x = 167,832.30 × 107,587.40
  4. Step 4: Simplify right side
    111,888.20x = 18,056,640,793.02
  5. Step 5: Solve for x
    x = 18,056,640,793.02/111,888.20
  6. Step 6: Final answer
    x = 161,381.10

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