Home / 91,204.73-136,772.25-43,806.29

Finding the Fourth Proportional to 91,204.73, 136,772.25 and 43,806.29

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Solution

The fourth proportional to 91,204.73, 136,772.25 and 43,806.29 is: 65,692.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,204.73 : 136,772.25 = 43,806.29 : x
  2. Step 2: Convert to fraction form
    91,204.73/136,772.25 = 43,806.29/x
  3. Step 3: Cross multiply
    91,204.73x = 136,772.25 × 43,806.29
  4. Step 4: Simplify right side
    91,204.73x = 5,991,485,153.33
  5. Step 5: Solve for x
    x = 5,991,485,153.33/91,204.73
  6. Step 6: Final answer
    x = 65,692.70

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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.