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Finding the Fourth Proportional to 137,223.10, 205,433.70 and 97,857.10

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Solution

The fourth proportional to 137,223.10, 205,433.70 and 97,857.10 is: 146,499.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,223.10 : 205,433.70 = 97,857.10 : x
  2. Step 2: Convert to fraction form
    137,223.10/205,433.70 = 97,857.10/x
  3. Step 3: Cross multiply
    137,223.10x = 205,433.70 × 97,857.10
  4. Step 4: Simplify right side
    137,223.10x = 20,103,146,124.27
  5. Step 5: Solve for x
    x = 20,103,146,124.27/137,223.10
  6. Step 6: Final answer
    x = 146,499.72

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