Home / 54,701.42-82,083.26-43,678.16

Finding the Fourth Proportional to 54,701.42, 82,083.26 and 43,678.16

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Solution

The fourth proportional to 54,701.42, 82,083.26 and 43,678.16 is: 65,542.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,701.42 : 82,083.26 = 43,678.16 : x
  2. Step 2: Convert to fraction form
    54,701.42/82,083.26 = 43,678.16/x
  3. Step 3: Cross multiply
    54,701.42x = 82,083.26 × 43,678.16
  4. Step 4: Simplify right side
    54,701.42x = 3,585,245,134.79
  5. Step 5: Solve for x
    x = 3,585,245,134.79/54,701.42
  6. Step 6: Final answer
    x = 65,542.09

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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.