Home / 114,639.82-171,993.90-54,713.29

Finding the Fourth Proportional to 114,639.82, 171,993.90 and 54,713.29

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Solution

The fourth proportional to 114,639.82, 171,993.90 and 54,713.29 is: 82,086.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,639.82 : 171,993.90 = 54,713.29 : x
  2. Step 2: Convert to fraction form
    114,639.82/171,993.90 = 54,713.29/x
  3. Step 3: Cross multiply
    114,639.82x = 171,993.90 × 54,713.29
  4. Step 4: Simplify right side
    114,639.82x = 9,410,352,128.93
  5. Step 5: Solve for x
    x = 9,410,352,128.93/114,639.82
  6. Step 6: Final answer
    x = 82,086.24

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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.