Home / 57,899.20-79,902.33-32,405.35

Finding the Fourth Proportional to 57,899.20, 79,902.33 and 32,405.35

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Solution

The fourth proportional to 57,899.20, 79,902.33 and 32,405.35 is: 44,720.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,899.20 : 79,902.33 = 32,405.35 : x
  2. Step 2: Convert to fraction form
    57,899.20/79,902.33 = 32,405.35/x
  3. Step 3: Cross multiply
    57,899.20x = 79,902.33 × 32,405.35
  4. Step 4: Simplify right side
    57,899.20x = 2,589,262,969.47
  5. Step 5: Solve for x
    x = 2,589,262,969.47/57,899.20
  6. Step 6: Final answer
    x = 44,720.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.