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Finding the Fourth Proportional to 215,677.52, 297,630.94 and 117,561.54

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Solution

The fourth proportional to 215,677.52, 297,630.94 and 117,561.54 is: 162,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,677.52 : 297,630.94 = 117,561.54 : x
  2. Step 2: Convert to fraction form
    215,677.52/297,630.94 = 117,561.54/x
  3. Step 3: Cross multiply
    215,677.52x = 297,630.94 × 117,561.54
  4. Step 4: Simplify right side
    215,677.52x = 34,989,951,658.05
  5. Step 5: Solve for x
    x = 34,989,951,658.05/215,677.52
  6. Step 6: Final answer
    x = 162,232.72

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