Home / 56,471.43-84,712.38-40,310.19

Finding the Fourth Proportional to 56,471.43, 84,712.38 and 40,310.19

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Solution

The fourth proportional to 56,471.43, 84,712.38 and 40,310.19 is: 60,469.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,471.43 : 84,712.38 = 40,310.19 : x
  2. Step 2: Convert to fraction form
    56,471.43/84,712.38 = 40,310.19/x
  3. Step 3: Cross multiply
    56,471.43x = 84,712.38 × 40,310.19
  4. Step 4: Simplify right side
    56,471.43x = 3,414,772,133.15
  5. Step 5: Solve for x
    x = 3,414,772,133.15/56,471.43
  6. Step 6: Final answer
    x = 60,469.02

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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.