Home / 91,942,896.68-126,882,078.18-50,691,268.52

Finding the Fourth Proportional to 91,942,896.68, 126,882,078.18 and 50,691,268.52

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Solution

The fourth proportional to 91,942,896.68, 126,882,078.18 and 50,691,268.52 is: 69,954,436.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,942,896.68 : 126,882,078.18 = 50,691,268.52 : x
  2. Step 2: Convert to fraction form
    91,942,896.68/126,882,078.18 = 50,691,268.52/x
  3. Step 3: Cross multiply
    91,942,896.68x = 126,882,078.18 × 50,691,268.52
  4. Step 4: Simplify right side
    91,942,896.68x = 6,431,813,495,398,014
  5. Step 5: Solve for x
    x = 6,431,813,495,398,014/91,942,896.68
  6. Step 6: Final answer
    x = 69,954,436.15

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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.