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Finding the Fourth Proportional to 112,850.50, 169,286.01 and 29,744.50

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Solution

The fourth proportional to 112,850.50, 169,286.01 and 29,744.50 is: 44,619.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,850.50 : 169,286.01 = 29,744.50 : x
  2. Step 2: Convert to fraction form
    112,850.50/169,286.01 = 29,744.50/x
  3. Step 3: Cross multiply
    112,850.50x = 169,286.01 × 29,744.50
  4. Step 4: Simplify right side
    112,850.50x = 5,035,327,724.45
  5. Step 5: Solve for x
    x = 5,035,327,724.45/112,850.50
  6. Step 6: Final answer
    x = 44,619.45

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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.