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Finding the Fourth Proportional to 67,793.10, 101,689.65 and 18,545.10

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Solution

The fourth proportional to 67,793.10, 101,689.65 and 18,545.10 is: 27,817.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,793.10 : 101,689.65 = 18,545.10 : x
  2. Step 2: Convert to fraction form
    67,793.10/101,689.65 = 18,545.10/x
  3. Step 3: Cross multiply
    67,793.10x = 101,689.65 × 18,545.10
  4. Step 4: Simplify right side
    67,793.10x = 1,885,844,728.22
  5. Step 5: Solve for x
    x = 1,885,844,728.22/67,793.10
  6. Step 6: Final answer
    x = 27,817.65

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