Home / 112,760.72-169,140.12-33,874.64

Finding the Fourth Proportional to 112,760.72, 169,140.12 and 33,874.64

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Solution

The fourth proportional to 112,760.72, 169,140.12 and 33,874.64 is: 50,811.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,760.72 : 169,140.12 = 33,874.64 : x
  2. Step 2: Convert to fraction form
    112,760.72/169,140.12 = 33,874.64/x
  3. Step 3: Cross multiply
    112,760.72x = 169,140.12 × 33,874.64
  4. Step 4: Simplify right side
    112,760.72x = 5,729,560,674.56
  5. Step 5: Solve for x
    x = 5,729,560,674.56/112,760.72
  6. Step 6: Final answer
    x = 50,811.67

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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.