Home / 225,520.40-338,285.16-83,292.37

Finding the Fourth Proportional to 225,520.40, 338,285.16 and 83,292.37

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Solution

The fourth proportional to 225,520.40, 338,285.16 and 83,292.37 is: 124,940.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,520.40 : 338,285.16 = 83,292.37 : x
  2. Step 2: Convert to fraction form
    225,520.40/338,285.16 = 83,292.37/x
  3. Step 3: Cross multiply
    225,520.40x = 338,285.16 × 83,292.37
  4. Step 4: Simplify right side
    225,520.40x = 28,176,571,866.52
  5. Step 5: Solve for x
    x = 28,176,571,866.52/225,520.40
  6. Step 6: Final answer
    x = 124,940.23

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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.