Home / 54,944.34-82,449.31-38,271.21

Finding the Fourth Proportional to 54,944.34, 82,449.31 and 38,271.21

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Solution

The fourth proportional to 54,944.34, 82,449.31 and 38,271.21 is: 57,429.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,944.34 : 82,449.31 = 38,271.21 : x
  2. Step 2: Convert to fraction form
    54,944.34/82,449.31 = 38,271.21/x
  3. Step 3: Cross multiply
    54,944.34x = 82,449.31 × 38,271.21
  4. Step 4: Simplify right side
    54,944.34x = 3,155,434,857.37
  5. Step 5: Solve for x
    x = 3,155,434,857.37/54,944.34
  6. Step 6: Final answer
    x = 57,429.66

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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.