Home / 55,348.11-83,105.78-44,221.77

Finding the Fourth Proportional to 55,348.11, 83,105.78 and 44,221.77

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Solution

The fourth proportional to 55,348.11, 83,105.78 and 44,221.77 is: 66,399.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,348.11 : 83,105.78 = 44,221.77 : x
  2. Step 2: Convert to fraction form
    55,348.11/83,105.78 = 44,221.77/x
  3. Step 3: Cross multiply
    55,348.11x = 83,105.78 × 44,221.77
  4. Step 4: Simplify right side
    55,348.11x = 3,675,084,467.72
  5. Step 5: Solve for x
    x = 3,675,084,467.72/55,348.11
  6. Step 6: Final answer
    x = 66,399.46

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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.