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Finding the Fourth Proportional to 67,371.39, 101,027.79 and 35,774.55

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Solution

The fourth proportional to 67,371.39, 101,027.79 and 35,774.55 is: 53,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,371.39 : 101,027.79 = 35,774.55 : x
  2. Step 2: Convert to fraction form
    67,371.39/101,027.79 = 35,774.55/x
  3. Step 3: Cross multiply
    67,371.39x = 101,027.79 × 35,774.55
  4. Step 4: Simplify right side
    67,371.39x = 3,614,223,724.74
  5. Step 5: Solve for x
    x = 3,614,223,724.74/67,371.39
  6. Step 6: Final answer
    x = 53,646.27

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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.