Home / 61,270.12-91,839.83-34,918.12

Finding the Fourth Proportional to 61,270.12, 91,839.83 and 34,918.12

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Solution

The fourth proportional to 61,270.12, 91,839.83 and 34,918.12 is: 52,339.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,270.12 : 91,839.83 = 34,918.12 : x
  2. Step 2: Convert to fraction form
    61,270.12/91,839.83 = 34,918.12/x
  3. Step 3: Cross multiply
    61,270.12x = 91,839.83 × 34,918.12
  4. Step 4: Simplify right side
    61,270.12x = 3,206,873,745.52
  5. Step 5: Solve for x
    x = 3,206,873,745.52/61,270.12
  6. Step 6: Final answer
    x = 52,339.93

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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.