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Finding the Fourth Proportional to 52,869.60, 79,158.60 and 41,205.60

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Solution

The fourth proportional to 52,869.60, 79,158.60 and 41,205.60 is: 61,694.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,869.60 : 79,158.60 = 41,205.60 : x
  2. Step 2: Convert to fraction form
    52,869.60/79,158.60 = 41,205.60/x
  3. Step 3: Cross multiply
    52,869.60x = 79,158.60 × 41,205.60
  4. Step 4: Simplify right side
    52,869.60x = 3,261,777,608.16
  5. Step 5: Solve for x
    x = 3,261,777,608.16/52,869.60
  6. Step 6: Final answer
    x = 61,694.77

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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.