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Finding the Fourth Proportional to 137,240.10, 205,459.20 and 97,874.10

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Solution

The fourth proportional to 137,240.10, 205,459.20 and 97,874.10 is: 146,525.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,240.10 : 205,459.20 = 97,874.10 : x
  2. Step 2: Convert to fraction form
    137,240.10/205,459.20 = 97,874.10/x
  3. Step 3: Cross multiply
    137,240.10x = 205,459.20 × 97,874.10
  4. Step 4: Simplify right side
    137,240.10x = 20,109,134,286.72
  5. Step 5: Solve for x
    x = 20,109,134,286.72/137,240.10
  6. Step 6: Final answer
    x = 146,525.21

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