Home / 100,431.04-150,552.30-33,824.56

Finding the Fourth Proportional to 100,431.04, 150,552.30 and 33,824.56

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Solution

The fourth proportional to 100,431.04, 150,552.30 and 33,824.56 is: 50,705.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,431.04 : 150,552.30 = 33,824.56 : x
  2. Step 2: Convert to fraction form
    100,431.04/150,552.30 = 33,824.56/x
  3. Step 3: Cross multiply
    100,431.04x = 150,552.30 × 33,824.56
  4. Step 4: Simplify right side
    100,431.04x = 5,092,365,304.49
  5. Step 5: Solve for x
    x = 5,092,365,304.49/100,431.04
  6. Step 6: Final answer
    x = 50,705.09

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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.