Home / 91,822.88-137,718.73-41,891.24

Finding the Fourth Proportional to 91,822.88, 137,718.73 and 41,891.24

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Solution

The fourth proportional to 91,822.88, 137,718.73 and 41,891.24 is: 62,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,822.88 : 137,718.73 = 41,891.24 : x
  2. Step 2: Convert to fraction form
    91,822.88/137,718.73 = 41,891.24/x
  3. Step 3: Cross multiply
    91,822.88x = 137,718.73 × 41,891.24
  4. Step 4: Simplify right side
    91,822.88x = 5,769,208,161.47
  5. Step 5: Solve for x
    x = 5,769,208,161.47/91,822.88
  6. Step 6: Final answer
    x = 62,829.75

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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.