Home / 67,426.88-101,202.42-34,170.20

Finding the Fourth Proportional to 67,426.88, 101,202.42 and 34,170.20

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Solution

The fourth proportional to 67,426.88, 101,202.42 and 34,170.20 is: 51,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,426.88 : 101,202.42 = 34,170.20 : x
  2. Step 2: Convert to fraction form
    67,426.88/101,202.42 = 34,170.20/x
  3. Step 3: Cross multiply
    67,426.88x = 101,202.42 × 34,170.20
  4. Step 4: Simplify right side
    67,426.88x = 3,458,106,931.88
  5. Step 5: Solve for x
    x = 3,458,106,931.88/67,426.88
  6. Step 6: Final answer
    x = 51,286.77

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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.