Home / 100,335.21-150,518.39-33,770.14

Finding the Fourth Proportional to 100,335.21, 150,518.39 and 33,770.14

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Solution

The fourth proportional to 100,335.21, 150,518.39 and 33,770.14 is: 50,660.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,335.21 : 150,518.39 = 33,770.14 : x
  2. Step 2: Convert to fraction form
    100,335.21/150,518.39 = 33,770.14/x
  3. Step 3: Cross multiply
    100,335.21x = 150,518.39 × 33,770.14
  4. Step 4: Simplify right side
    100,335.21x = 5,083,027,102.87
  5. Step 5: Solve for x
    x = 5,083,027,102.87/100,335.21
  6. Step 6: Final answer
    x = 50,660.45

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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.