Home / 91,906.36-137,804.14-41,296.12

Finding the Fourth Proportional to 91,906.36, 137,804.14 and 41,296.12

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Solution

The fourth proportional to 91,906.36, 137,804.14 and 41,296.12 is: 61,919.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,906.36 : 137,804.14 = 41,296.12 : x
  2. Step 2: Convert to fraction form
    91,906.36/137,804.14 = 41,296.12/x
  3. Step 3: Cross multiply
    91,906.36x = 137,804.14 × 41,296.12
  4. Step 4: Simplify right side
    91,906.36x = 5,690,776,301.94
  5. Step 5: Solve for x
    x = 5,690,776,301.94/91,906.36
  6. Step 6: Final answer
    x = 61,919.29

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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.