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Finding the Fourth Proportional to 52,961.22, 79,441.71 and 33,253.62

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Solution

The fourth proportional to 52,961.22, 79,441.71 and 33,253.62 is: 49,880.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,961.22 : 79,441.71 = 33,253.62 : x
  2. Step 2: Convert to fraction form
    52,961.22/79,441.71 = 33,253.62/x
  3. Step 3: Cross multiply
    52,961.22x = 79,441.71 × 33,253.62
  4. Step 4: Simplify right side
    52,961.22x = 2,641,724,436.49
  5. Step 5: Solve for x
    x = 2,641,724,436.49/52,961.22
  6. Step 6: Final answer
    x = 49,880.35

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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.