Home / 146,849.45-202,664.61-82,317.65

Finding the Fourth Proportional to 146,849.45, 202,664.61 and 82,317.65

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Solution

The fourth proportional to 146,849.45, 202,664.61 and 82,317.65 is: 113,605.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,849.45 : 202,664.61 = 82,317.65 : x
  2. Step 2: Convert to fraction form
    146,849.45/202,664.61 = 82,317.65/x
  3. Step 3: Cross multiply
    146,849.45x = 202,664.61 × 82,317.65
  4. Step 4: Simplify right side
    146,849.45x = 16,682,873,420.04
  5. Step 5: Solve for x
    x = 16,682,873,420.04/146,849.45
  6. Step 6: Final answer
    x = 113,605.29

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1.5x scale

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.