Home / 68,519.78-94,552.07-41,658.56

Finding the Fourth Proportional to 68,519.78, 94,552.07 and 41,658.56

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Solution

The fourth proportional to 68,519.78, 94,552.07 and 41,658.56 is: 57,485.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,519.78 : 94,552.07 = 41,658.56 : x
  2. Step 2: Convert to fraction form
    68,519.78/94,552.07 = 41,658.56/x
  3. Step 3: Cross multiply
    68,519.78x = 94,552.07 × 41,658.56
  4. Step 4: Simplify right side
    68,519.78x = 3,938,902,400.17
  5. Step 5: Solve for x
    x = 3,938,902,400.17/68,519.78
  6. Step 6: Final answer
    x = 57,485.63

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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.