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Finding the Fourth Proportional to 229,985.31, 317,245.20 and 149,466.46

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Solution

The fourth proportional to 229,985.31, 317,245.20 and 149,466.46 is: 206,176.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,985.31 : 317,245.20 = 149,466.46 : x
  2. Step 2: Convert to fraction form
    229,985.31/317,245.20 = 149,466.46/x
  3. Step 3: Cross multiply
    229,985.31x = 317,245.20 × 149,466.46
  4. Step 4: Simplify right side
    229,985.31x = 47,417,516,995.99
  5. Step 5: Solve for x
    x = 47,417,516,995.99/229,985.31
  6. Step 6: Final answer
    x = 206,176.29

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