Home / 54,419.28-75,092.82-30,548.58

Finding the Fourth Proportional to 54,419.28, 75,092.82 and 30,548.58

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Solution

The fourth proportional to 54,419.28, 75,092.82 and 30,548.58 is: 42,153.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,419.28 : 75,092.82 = 30,548.58 : x
  2. Step 2: Convert to fraction form
    54,419.28/75,092.82 = 30,548.58/x
  3. Step 3: Cross multiply
    54,419.28x = 75,092.82 × 30,548.58
  4. Step 4: Simplify right side
    54,419.28x = 2,293,979,019.20
  5. Step 5: Solve for x
    x = 2,293,979,019.20/54,419.28
  6. Step 6: Final answer
    x = 42,153.79

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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.