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Finding the Fourth Proportional to 52,792.20, 79,077.90 and 24,736.20

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Solution

The fourth proportional to 52,792.20, 79,077.90 and 24,736.20 is: 37,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,792.20 : 79,077.90 = 24,736.20 : x
  2. Step 2: Convert to fraction form
    52,792.20/79,077.90 = 24,736.20/x
  3. Step 3: Cross multiply
    52,792.20x = 79,077.90 × 24,736.20
  4. Step 4: Simplify right side
    52,792.20x = 1,956,086,749.98
  5. Step 5: Solve for x
    x = 1,956,086,749.98/52,792.20
  6. Step 6: Final answer
    x = 37,052.57

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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.