Home / 54,991.40-75,884.31-32,331.38

Finding the Fourth Proportional to 54,991.40, 75,884.31 and 32,331.38

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Solution

The fourth proportional to 54,991.40, 75,884.31 and 32,331.38 is: 44,615.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,991.40 : 75,884.31 = 32,331.38 : x
  2. Step 2: Convert to fraction form
    54,991.40/75,884.31 = 32,331.38/x
  3. Step 3: Cross multiply
    54,991.40x = 75,884.31 × 32,331.38
  4. Step 4: Simplify right side
    54,991.40x = 2,453,444,083.23
  5. Step 5: Solve for x
    x = 2,453,444,083.23/54,991.40
  6. Step 6: Final answer
    x = 44,615.05

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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.