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Finding the Fourth Proportional to 103,747.92, 155,646.41 and 33,627.21

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Solution

The fourth proportional to 103,747.92, 155,646.41 and 33,627.21 is: 50,448.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,747.92 : 155,646.41 = 33,627.21 : x
  2. Step 2: Convert to fraction form
    103,747.92/155,646.41 = 33,627.21/x
  3. Step 3: Cross multiply
    103,747.92x = 155,646.41 × 33,627.21
  4. Step 4: Simplify right side
    103,747.92x = 5,233,954,346.68
  5. Step 5: Solve for x
    x = 5,233,954,346.68/103,747.92
  6. Step 6: Final answer
    x = 50,448.76

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1.5x scale

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.