Home / 146,272.70-219,229.54-83,145.69

Finding the Fourth Proportional to 146,272.70, 219,229.54 and 83,145.69

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Solution

The fourth proportional to 146,272.70, 219,229.54 and 83,145.69 is: 124,616.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,272.70 : 219,229.54 = 83,145.69 : x
  2. Step 2: Convert to fraction form
    146,272.70/219,229.54 = 83,145.69/x
  3. Step 3: Cross multiply
    146,272.70x = 219,229.54 × 83,145.69
  4. Step 4: Simplify right side
    146,272.70x = 18,227,991,163.82
  5. Step 5: Solve for x
    x = 18,227,991,163.82/146,272.70
  6. Step 6: Final answer
    x = 124,616.49

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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.