Home / 225,826.83-338,740.40-76,054.61

Finding the Fourth Proportional to 225,826.83, 338,740.40 and 76,054.61

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Solution

The fourth proportional to 225,826.83, 338,740.40 and 76,054.61 is: 114,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,826.83 : 338,740.40 = 76,054.61 : x
  2. Step 2: Convert to fraction form
    225,826.83/338,740.40 = 76,054.61/x
  3. Step 3: Cross multiply
    225,826.83x = 338,740.40 × 76,054.61
  4. Step 4: Simplify right side
    225,826.83x = 25,762,770,050.23
  5. Step 5: Solve for x
    x = 25,762,770,050.23/225,826.83
  6. Step 6: Final answer
    x = 114,081.97

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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.