Home / 146,475.18-202,139.69-82,822.54

Finding the Fourth Proportional to 146,475.18, 202,139.69 and 82,822.54

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Solution

The fourth proportional to 146,475.18, 202,139.69 and 82,822.54 is: 114,297.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,475.18 : 202,139.69 = 82,822.54 : x
  2. Step 2: Convert to fraction form
    146,475.18/202,139.69 = 82,822.54/x
  3. Step 3: Cross multiply
    146,475.18x = 202,139.69 × 82,822.54
  4. Step 4: Simplify right side
    146,475.18x = 16,741,722,560.61
  5. Step 5: Solve for x
    x = 16,741,722,560.61/146,475.18
  6. Step 6: Final answer
    x = 114,297.33

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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.