Home / 84,432.38-126,652.82-25,268.63

Finding the Fourth Proportional to 84,432.38, 126,652.82 and 25,268.63

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Solution

The fourth proportional to 84,432.38, 126,652.82 and 25,268.63 is: 37,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,432.38 : 126,652.82 = 25,268.63 : x
  2. Step 2: Convert to fraction form
    84,432.38/126,652.82 = 25,268.63/x
  3. Step 3: Cross multiply
    84,432.38x = 126,652.82 × 25,268.63
  4. Step 4: Simplify right side
    84,432.38x = 3,200,342,487.43
  5. Step 5: Solve for x
    x = 3,200,342,487.43/84,432.38
  6. Step 6: Final answer
    x = 37,904.21

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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.