Home / 52,765.20-79,342.20-44,211.60

Finding the Fourth Proportional to 52,765.20, 79,342.20 and 44,211.60

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Solution

The fourth proportional to 52,765.20, 79,342.20 and 44,211.60 is: 66,480.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,765.20 : 79,342.20 = 44,211.60 : x
  2. Step 2: Convert to fraction form
    52,765.20/79,342.20 = 44,211.60/x
  3. Step 3: Cross multiply
    52,765.20x = 79,342.20 × 44,211.60
  4. Step 4: Simplify right side
    52,765.20x = 3,507,845,609.52
  5. Step 5: Solve for x
    x = 3,507,845,609.52/52,765.20
  6. Step 6: Final answer
    x = 66,480.29

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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.