Home / 63,998.46-88,260.39-40,127.58

Finding the Fourth Proportional to 63,998.46, 88,260.39 and 40,127.58

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Solution

The fourth proportional to 63,998.46, 88,260.39 and 40,127.58 is: 55,340.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,998.46 : 88,260.39 = 40,127.58 : x
  2. Step 2: Convert to fraction form
    63,998.46/88,260.39 = 40,127.58/x
  3. Step 3: Cross multiply
    63,998.46x = 88,260.39 × 40,127.58
  4. Step 4: Simplify right side
    63,998.46x = 3,541,675,860.56
  5. Step 5: Solve for x
    x = 3,541,675,860.56/63,998.46
  6. Step 6: Final answer
    x = 55,340.02

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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.