Home / 54,475.26-75,162.60-31,801.33

Finding the Fourth Proportional to 54,475.26, 75,162.60 and 31,801.33

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Solution

The fourth proportional to 54,475.26, 75,162.60 and 31,801.33 is: 43,878.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,475.26 : 75,162.60 = 31,801.33 : x
  2. Step 2: Convert to fraction form
    54,475.26/75,162.60 = 31,801.33/x
  3. Step 3: Cross multiply
    54,475.26x = 75,162.60 × 31,801.33
  4. Step 4: Simplify right side
    54,475.26x = 2,390,270,646.26
  5. Step 5: Solve for x
    x = 2,390,270,646.26/54,475.26
  6. Step 6: Final answer
    x = 43,878.10

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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.