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Finding the Fourth Proportional to 179,900, 269,862.96 and 69,092

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Solution

The fourth proportional to 179,900, 269,862.96 and 69,092 is: 103,642.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,900 : 269,862.96 = 69,092 : x
  2. Step 2: Convert to fraction form
    179,900/269,862.96 = 69,092/x
  3. Step 3: Cross multiply
    179,900x = 269,862.96 × 69,092
  4. Step 4: Simplify right side
    179,900x = 18,645,371,632.32
  5. Step 5: Solve for x
    x = 18,645,371,632.32/179,900
  6. Step 6: Final answer
    x = 103,642.98

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.