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Finding the Fourth Proportional to 92,436.52, 138,654.78 and 30,107.02

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Solution

The fourth proportional to 92,436.52, 138,654.78 and 30,107.02 is: 45,160.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,436.52 : 138,654.78 = 30,107.02 : x
  2. Step 2: Convert to fraction form
    92,436.52/138,654.78 = 30,107.02/x
  3. Step 3: Cross multiply
    92,436.52x = 138,654.78 × 30,107.02
  4. Step 4: Simplify right side
    92,436.52x = 4,174,482,234.56
  5. Step 5: Solve for x
    x = 4,174,482,234.56/92,436.52
  6. Step 6: Final answer
    x = 45,160.53

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