Home / 67,096.08-100,643.39-17,175.78

Finding the Fourth Proportional to 67,096.08, 100,643.39 and 17,175.78

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Solution

The fourth proportional to 67,096.08, 100,643.39 and 17,175.78 is: 25,763.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,096.08 : 100,643.39 = 17,175.78 : x
  2. Step 2: Convert to fraction form
    67,096.08/100,643.39 = 17,175.78/x
  3. Step 3: Cross multiply
    67,096.08x = 100,643.39 × 17,175.78
  4. Step 4: Simplify right side
    67,096.08x = 1,728,628,639.22
  5. Step 5: Solve for x
    x = 1,728,628,639.22/67,096.08
  6. Step 6: Final answer
    x = 25,763.48

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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.