Home / 106,418.02-146,850.82-61,086.38

Finding the Fourth Proportional to 106,418.02, 146,850.82 and 61,086.38

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Solution

The fourth proportional to 106,418.02, 146,850.82 and 61,086.38 is: 84,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,418.02 : 146,850.82 = 61,086.38 : x
  2. Step 2: Convert to fraction form
    106,418.02/146,850.82 = 61,086.38/x
  3. Step 3: Cross multiply
    106,418.02x = 146,850.82 × 61,086.38
  4. Step 4: Simplify right side
    106,418.02x = 8,970,584,993.83
  5. Step 5: Solve for x
    x = 8,970,584,993.83/106,418.02
  6. Step 6: Final answer
    x = 84,295.73

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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.