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Finding the Fourth Proportional to 100,518.02, 150,760.61 and 33,956.67

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Solution

The fourth proportional to 100,518.02, 150,760.61 and 33,956.67 is: 50,929.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,518.02 : 150,760.61 = 33,956.67 : x
  2. Step 2: Convert to fraction form
    100,518.02/150,760.61 = 33,956.67/x
  3. Step 3: Cross multiply
    100,518.02x = 150,760.61 × 33,956.67
  4. Step 4: Simplify right side
    100,518.02x = 5,119,328,112.99
  5. Step 5: Solve for x
    x = 5,119,328,112.99/100,518.02
  6. Step 6: Final answer
    x = 50,929.46

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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.