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Finding the Fourth Proportional to 230,719.40, 346,143.90 and 112,394.60

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Solution

The fourth proportional to 230,719.40, 346,143.90 and 112,394.60 is: 168,623.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,719.40 : 346,143.90 = 112,394.60 : x
  2. Step 2: Convert to fraction form
    230,719.40/346,143.90 = 112,394.60/x
  3. Step 3: Cross multiply
    230,719.40x = 346,143.90 × 112,394.60
  4. Step 4: Simplify right side
    230,719.40x = 38,904,705,182.94
  5. Step 5: Solve for x
    x = 38,904,705,182.94/230,719.40
  6. Step 6: Final answer
    x = 168,623.47

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