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Finding the Fourth Proportional to 67,935.44, 101,856.64 and 34,590.96

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Solution

The fourth proportional to 67,935.44, 101,856.64 and 34,590.96 is: 51,862.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,935.44 : 101,856.64 = 34,590.96 : x
  2. Step 2: Convert to fraction form
    67,935.44/101,856.64 = 34,590.96/x
  3. Step 3: Cross multiply
    67,935.44x = 101,856.64 × 34,590.96
  4. Step 4: Simplify right side
    67,935.44x = 3,523,318,959.97
  5. Step 5: Solve for x
    x = 3,523,318,959.97/67,935.44
  6. Step 6: Final answer
    x = 51,862.75

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Why These Related Problems?

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