Home / 76,228.19-114,447.03-38,813.41

Finding the Fourth Proportional to 76,228.19, 114,447.03 and 38,813.41

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Solution

The fourth proportional to 76,228.19, 114,447.03 and 38,813.41 is: 58,273.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,228.19 : 114,447.03 = 38,813.41 : x
  2. Step 2: Convert to fraction form
    76,228.19/114,447.03 = 38,813.41/x
  3. Step 3: Cross multiply
    76,228.19x = 114,447.03 × 38,813.41
  4. Step 4: Simplify right side
    76,228.19x = 4,442,079,067.00
  5. Step 5: Solve for x
    x = 4,442,079,067.00/76,228.19
  6. Step 6: Final answer
    x = 58,273.44

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1.5x scale

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.