Home / 54,120.75-81,183.86-16,706.42

Finding the Fourth Proportional to 54,120.75, 81,183.86 and 16,706.42

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Solution

The fourth proportional to 54,120.75, 81,183.86 and 16,706.42 is: 25,060.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,120.75 : 81,183.86 = 16,706.42 : x
  2. Step 2: Convert to fraction form
    54,120.75/81,183.86 = 16,706.42/x
  3. Step 3: Cross multiply
    54,120.75x = 81,183.86 × 16,706.42
  4. Step 4: Simplify right side
    54,120.75x = 1,356,291,662.38
  5. Step 5: Solve for x
    x = 1,356,291,662.38/54,120.75
  6. Step 6: Final answer
    x = 25,060.47

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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.