Home / 146,213.44-201,775.19-79,145.44

Finding the Fourth Proportional to 146,213.44, 201,775.19 and 79,145.44

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Solution

The fourth proportional to 146,213.44, 201,775.19 and 79,145.44 is: 109,221.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,213.44 : 201,775.19 = 79,145.44 : x
  2. Step 2: Convert to fraction form
    146,213.44/201,775.19 = 79,145.44/x
  3. Step 3: Cross multiply
    146,213.44x = 201,775.19 × 79,145.44
  4. Step 4: Simplify right side
    146,213.44x = 15,969,585,293.47
  5. Step 5: Solve for x
    x = 15,969,585,293.47/146,213.44
  6. Step 6: Final answer
    x = 109,221.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.