Home / 225,601.48-338,389.72-75,826.28

Finding the Fourth Proportional to 225,601.48, 338,389.72 and 75,826.28

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Solution

The fourth proportional to 225,601.48, 338,389.72 and 75,826.28 is: 113,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,601.48 : 338,389.72 = 75,826.28 : x
  2. Step 2: Convert to fraction form
    225,601.48/338,389.72 = 75,826.28/x
  3. Step 3: Cross multiply
    225,601.48x = 338,389.72 × 75,826.28
  4. Step 4: Simplify right side
    225,601.48x = 25,658,833,657.84
  5. Step 5: Solve for x
    x = 25,658,833,657.84/225,601.48
  6. Step 6: Final answer
    x = 113,735.22

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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.