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Finding the Fourth Proportional to 52,954.70, 79,432.08 and 33,247.10

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Solution

The fourth proportional to 52,954.70, 79,432.08 and 33,247.10 is: 49,870.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,954.70 : 79,432.08 = 33,247.10 : x
  2. Step 2: Convert to fraction form
    52,954.70/79,432.08 = 33,247.10/x
  3. Step 3: Cross multiply
    52,954.70x = 79,432.08 × 33,247.10
  4. Step 4: Simplify right side
    52,954.70x = 2,640,886,306.97
  5. Step 5: Solve for x
    x = 2,640,886,306.97/52,954.70
  6. Step 6: Final answer
    x = 49,870.67

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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.