Home / 146,213.24-219,321.48-51,446.12

Finding the Fourth Proportional to 146,213.24, 219,321.48 and 51,446.12

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Solution

The fourth proportional to 146,213.24, 219,321.48 and 51,446.12 is: 77,169.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,213.24 : 219,321.48 = 51,446.12 : x
  2. Step 2: Convert to fraction form
    146,213.24/219,321.48 = 51,446.12/x
  3. Step 3: Cross multiply
    146,213.24x = 219,321.48 × 51,446.12
  4. Step 4: Simplify right side
    146,213.24x = 11,283,239,178.66
  5. Step 5: Solve for x
    x = 11,283,239,178.66/146,213.24
  6. Step 6: Final answer
    x = 77,169.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.