Home / 80,546.40-120,804.48-33,799.68

Finding the Fourth Proportional to 80,546.40, 120,804.48 and 33,799.68

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Solution

The fourth proportional to 80,546.40, 120,804.48 and 33,799.68 is: 50,693.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,546.40 : 120,804.48 = 33,799.68 : x
  2. Step 2: Convert to fraction form
    80,546.40/120,804.48 = 33,799.68/x
  3. Step 3: Cross multiply
    80,546.40x = 120,804.48 × 33,799.68
  4. Step 4: Simplify right side
    80,546.40x = 4,083,152,766.57
  5. Step 5: Solve for x
    x = 4,083,152,766.57/80,546.40
  6. Step 6: Final answer
    x = 50,693.18

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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.