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Finding the Fourth Proportional to 137,495.16, 189,388.40 and 97,138.86

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Solution

The fourth proportional to 137,495.16, 189,388.40 and 97,138.86 is: 133,800.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,495.16 : 189,388.40 = 97,138.86 : x
  2. Step 2: Convert to fraction form
    137,495.16/189,388.40 = 97,138.86/x
  3. Step 3: Cross multiply
    137,495.16x = 189,388.40 × 97,138.86
  4. Step 4: Simplify right side
    137,495.16x = 18,396,973,273.22
  5. Step 5: Solve for x
    x = 18,396,973,273.22/137,495.16
  6. Step 6: Final answer
    x = 133,800.88

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