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Finding the Fourth Proportional to 136,951.34, 189,045.50 and 122,585.79

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Solution

The fourth proportional to 136,951.34, 189,045.50 and 122,585.79 is: 169,215.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,951.34 : 189,045.50 = 122,585.79 : x
  2. Step 2: Convert to fraction form
    136,951.34/189,045.50 = 122,585.79/x
  3. Step 3: Cross multiply
    136,951.34x = 189,045.50 × 122,585.79
  4. Step 4: Simplify right side
    136,951.34x = 23,174,291,350.52
  5. Step 5: Solve for x
    x = 23,174,291,350.52/136,951.34
  6. Step 6: Final answer
    x = 169,215.52

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