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Finding the Fourth Proportional to 207,608.79, 286,500.13 and 112,115.48

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Solution

The fourth proportional to 207,608.79, 286,500.13 and 112,115.48 is: 154,719.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,608.79 : 286,500.13 = 112,115.48 : x
  2. Step 2: Convert to fraction form
    207,608.79/286,500.13 = 112,115.48/x
  3. Step 3: Cross multiply
    207,608.79x = 286,500.13 × 112,115.48
  4. Step 4: Simplify right side
    207,608.79x = 32,121,098,598.47
  5. Step 5: Solve for x
    x = 32,121,098,598.47/207,608.79
  6. Step 6: Final answer
    x = 154,719.36

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