Home / 225,520.35-338,319.60-75,775.24

Finding the Fourth Proportional to 225,520.35, 338,319.60 and 75,775.24

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Solution

The fourth proportional to 225,520.35, 338,319.60 and 75,775.24 is: 113,675.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,520.35 : 338,319.60 = 75,775.24 : x
  2. Step 2: Convert to fraction form
    225,520.35/338,319.60 = 75,775.24/x
  3. Step 3: Cross multiply
    225,520.35x = 338,319.60 × 75,775.24
  4. Step 4: Simplify right side
    225,520.35x = 25,636,248,886.70
  5. Step 5: Solve for x
    x = 25,636,248,886.70/225,520.35
  6. Step 6: Final answer
    x = 113,675.99

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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.