Home / 54,117.05-81,086.84-38,244.56

Finding the Fourth Proportional to 54,117.05, 81,086.84 and 38,244.56

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Solution

The fourth proportional to 54,117.05, 81,086.84 and 38,244.56 is: 57,304.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,117.05 : 81,086.84 = 38,244.56 : x
  2. Step 2: Convert to fraction form
    54,117.05/81,086.84 = 38,244.56/x
  3. Step 3: Cross multiply
    54,117.05x = 81,086.84 × 38,244.56
  4. Step 4: Simplify right side
    54,117.05x = 3,101,130,171.46
  5. Step 5: Solve for x
    x = 3,101,130,171.46/54,117.05
  6. Step 6: Final answer
    x = 57,304.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.