Home / 54,918.34-75,786.94-31,044.97

Finding the Fourth Proportional to 54,918.34, 75,786.94 and 31,044.97

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Solution

The fourth proportional to 54,918.34, 75,786.94 and 31,044.97 is: 42,841.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,918.34 : 75,786.94 = 31,044.97 : x
  2. Step 2: Convert to fraction form
    54,918.34/75,786.94 = 31,044.97/x
  3. Step 3: Cross multiply
    54,918.34x = 75,786.94 × 31,044.97
  4. Step 4: Simplify right side
    54,918.34x = 2,352,803,412.23
  5. Step 5: Solve for x
    x = 2,352,803,412.23/54,918.34
  6. Step 6: Final answer
    x = 42,841.85

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1.5x scale

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.