Home / 106,186.97-146,539.06-58,441.42

Finding the Fourth Proportional to 106,186.97, 146,539.06 and 58,441.42

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Solution

The fourth proportional to 106,186.97, 146,539.06 and 58,441.42 is: 80,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,186.97 : 146,539.06 = 58,441.42 : x
  2. Step 2: Convert to fraction form
    106,186.97/146,539.06 = 58,441.42/x
  3. Step 3: Cross multiply
    106,186.97x = 146,539.06 × 58,441.42
  4. Step 4: Simplify right side
    106,186.97x = 8,563,949,964.65
  5. Step 5: Solve for x
    x = 8,563,949,964.65/106,186.97
  6. Step 6: Final answer
    x = 80,649.73

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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.