Home / 226,282.80-339,618.60-100,117.20

Finding the Fourth Proportional to 226,282.80, 339,618.60 and 100,117.20

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Solution

The fourth proportional to 226,282.80, 339,618.60 and 100,117.20 is: 150,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,282.80 : 339,618.60 = 100,117.20 : x
  2. Step 2: Convert to fraction form
    226,282.80/339,618.60 = 100,117.20/x
  3. Step 3: Cross multiply
    226,282.80x = 339,618.60 × 100,117.20
  4. Step 4: Simplify right side
    226,282.80x = 34,001,663,299.92
  5. Step 5: Solve for x
    x = 34,001,663,299.92/226,282.80
  6. Step 6: Final answer
    x = 150,261.81

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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.