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Finding the Fourth Proportional to 67,108.37, 100,674.90 and 22,132.40

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Solution

The fourth proportional to 67,108.37, 100,674.90 and 22,132.40 is: 33,202.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,108.37 : 100,674.90 = 22,132.40 : x
  2. Step 2: Convert to fraction form
    67,108.37/100,674.90 = 22,132.40/x
  3. Step 3: Cross multiply
    67,108.37x = 100,674.90 × 22,132.40
  4. Step 4: Simplify right side
    67,108.37x = 2,228,176,653.39
  5. Step 5: Solve for x
    x = 2,228,176,653.39/67,108.37
  6. Step 6: Final answer
    x = 33,202.67

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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.