Home / 146,563.28-202,257.30-82,899.68

Finding the Fourth Proportional to 146,563.28, 202,257.30 and 82,899.68

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Solution

The fourth proportional to 146,563.28, 202,257.30 and 82,899.68 is: 114,401.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,563.28 : 202,257.30 = 82,899.68 : x
  2. Step 2: Convert to fraction form
    146,563.28/202,257.30 = 82,899.68/x
  3. Step 3: Cross multiply
    146,563.28x = 202,257.30 × 82,899.68
  4. Step 4: Simplify right side
    146,563.28x = 16,767,065,447.66
  5. Step 5: Solve for x
    x = 16,767,065,447.66/146,563.28
  6. Step 6: Final answer
    x = 114,401.54

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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.