Home / 78,745.24-108,677.66-44,758.83

Finding the Fourth Proportional to 78,745.24, 108,677.66 and 44,758.83

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Solution

The fourth proportional to 78,745.24, 108,677.66 and 44,758.83 is: 61,772.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,745.24 : 108,677.66 = 44,758.83 : x
  2. Step 2: Convert to fraction form
    78,745.24/108,677.66 = 44,758.83/x
  3. Step 3: Cross multiply
    78,745.24x = 108,677.66 × 44,758.83
  4. Step 4: Simplify right side
    78,745.24x = 4,864,284,684.94
  5. Step 5: Solve for x
    x = 4,864,284,684.94/78,745.24
  6. Step 6: Final answer
    x = 61,772.43

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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.