Home / 54,474.68-75,171.63-30,274.16

Finding the Fourth Proportional to 54,474.68, 75,171.63 and 30,274.16

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Solution

The fourth proportional to 54,474.68, 75,171.63 and 30,274.16 is: 41,776.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,474.68 : 75,171.63 = 30,274.16 : x
  2. Step 2: Convert to fraction form
    54,474.68/75,171.63 = 30,274.16/x
  3. Step 3: Cross multiply
    54,474.68x = 75,171.63 × 30,274.16
  4. Step 4: Simplify right side
    54,474.68x = 2,275,757,649.18
  5. Step 5: Solve for x
    x = 2,275,757,649.18/54,474.68
  6. Step 6: Final answer
    x = 41,776.43

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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.