Home / 54,914.43-75,785.04-31,043.19

Finding the Fourth Proportional to 54,914.43, 75,785.04 and 31,043.19

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Solution

The fourth proportional to 54,914.43, 75,785.04 and 31,043.19 is: 42,841.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,914.43 : 75,785.04 = 31,043.19 : x
  2. Step 2: Convert to fraction form
    54,914.43/75,785.04 = 31,043.19/x
  3. Step 3: Cross multiply
    54,914.43x = 75,785.04 × 31,043.19
  4. Step 4: Simplify right side
    54,914.43x = 2,352,609,395.88
  5. Step 5: Solve for x
    x = 2,352,609,395.88/54,914.43
  6. Step 6: Final answer
    x = 42,841.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.