Home / 54,983.09-82,516.10-40,230.07

Finding the Fourth Proportional to 54,983.09, 82,516.10 and 40,230.07

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Solution

The fourth proportional to 54,983.09, 82,516.10 and 40,230.07 is: 60,375.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,983.09 : 82,516.10 = 40,230.07 : x
  2. Step 2: Convert to fraction form
    54,983.09/82,516.10 = 40,230.07/x
  3. Step 3: Cross multiply
    54,983.09x = 82,516.10 × 40,230.07
  4. Step 4: Simplify right side
    54,983.09x = 3,319,628,479.13
  5. Step 5: Solve for x
    x = 3,319,628,479.13/54,983.09
  6. Step 6: Final answer
    x = 60,375.44

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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.