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Finding the Fourth Proportional to 52,704.60, 79,100.10 and 50,976.60

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Solution

The fourth proportional to 52,704.60, 79,100.10 and 50,976.60 is: 76,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,704.60 : 79,100.10 = 50,976.60 : x
  2. Step 2: Convert to fraction form
    52,704.60/79,100.10 = 50,976.60/x
  3. Step 3: Cross multiply
    52,704.60x = 79,100.10 × 50,976.60
  4. Step 4: Simplify right side
    52,704.60x = 4,032,254,157.66
  5. Step 5: Solve for x
    x = 4,032,254,157.66/52,704.60
  6. Step 6: Final answer
    x = 76,506.68

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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.