Home / 109,450.72-164,176.16-26,344.80

Finding the Fourth Proportional to 109,450.72, 164,176.16 and 26,344.80

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Solution

The fourth proportional to 109,450.72, 164,176.16 and 26,344.80 is: 39,517.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,450.72 : 164,176.16 = 26,344.80 : x
  2. Step 2: Convert to fraction form
    109,450.72/164,176.16 = 26,344.80/x
  3. Step 3: Cross multiply
    109,450.72x = 164,176.16 × 26,344.80
  4. Step 4: Simplify right side
    109,450.72x = 4,325,188,099.97
  5. Step 5: Solve for x
    x = 4,325,188,099.97/109,450.72
  6. Step 6: Final answer
    x = 39,517.22

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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.