Home / 146,424.72-202,076.43-82,763.01

Finding the Fourth Proportional to 146,424.72, 202,076.43 and 82,763.01

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Solution

The fourth proportional to 146,424.72, 202,076.43 and 82,763.01 is: 114,218.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,424.72 : 202,076.43 = 82,763.01 : x
  2. Step 2: Convert to fraction form
    146,424.72/202,076.43 = 82,763.01/x
  3. Step 3: Cross multiply
    146,424.72x = 202,076.43 × 82,763.01
  4. Step 4: Simplify right side
    146,424.72x = 16,724,453,596.85
  5. Step 5: Solve for x
    x = 16,724,453,596.85/146,424.72
  6. Step 6: Final answer
    x = 114,218.78

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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.