Home / 80,205.45-110,673.77-44,393.28

Finding the Fourth Proportional to 80,205.45, 110,673.77 and 44,393.28

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Solution

The fourth proportional to 80,205.45, 110,673.77 and 44,393.28 is: 61,257.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,205.45 : 110,673.77 = 44,393.28 : x
  2. Step 2: Convert to fraction form
    80,205.45/110,673.77 = 44,393.28/x
  3. Step 3: Cross multiply
    80,205.45x = 110,673.77 × 44,393.28
  4. Step 4: Simplify right side
    80,205.45x = 4,913,171,438.30
  5. Step 5: Solve for x
    x = 4,913,171,438.30/80,205.45
  6. Step 6: Final answer
    x = 61,257.33

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1.5x scale

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.