Home / 48,200.72-66,517.60-29,081.48

Finding the Fourth Proportional to 48,200.72, 66,517.60 and 29,081.48

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Solution

The fourth proportional to 48,200.72, 66,517.60 and 29,081.48 is: 40,132.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,200.72 : 66,517.60 = 29,081.48 : x
  2. Step 2: Convert to fraction form
    48,200.72/66,517.60 = 29,081.48/x
  3. Step 3: Cross multiply
    48,200.72x = 66,517.60 × 29,081.48
  4. Step 4: Simplify right side
    48,200.72x = 1,934,430,254.05
  5. Step 5: Solve for x
    x = 1,934,430,254.05/48,200.72
  6. Step 6: Final answer
    x = 40,132.81

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1.5x scale

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.