Home / 146,104.43-219,178.56-51,317.91

Finding the Fourth Proportional to 146,104.43, 219,178.56 and 51,317.91

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Solution

The fourth proportional to 146,104.43, 219,178.56 and 51,317.91 is: 76,984.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,104.43 : 219,178.56 = 51,317.91 : x
  2. Step 2: Convert to fraction form
    146,104.43/219,178.56 = 51,317.91/x
  3. Step 3: Cross multiply
    146,104.43x = 219,178.56 × 51,317.91
  4. Step 4: Simplify right side
    146,104.43x = 11,247,785,616.01
  5. Step 5: Solve for x
    x = 11,247,785,616.01/146,104.43
  6. Step 6: Final answer
    x = 76,984.56

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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.