Home / 80,448.06-120,672.49-33,088.98

Finding the Fourth Proportional to 80,448.06, 120,672.49 and 33,088.98

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Solution

The fourth proportional to 80,448.06, 120,672.49 and 33,088.98 is: 49,633.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,448.06 : 120,672.49 = 33,088.98 : x
  2. Step 2: Convert to fraction form
    80,448.06/120,672.49 = 33,088.98/x
  3. Step 3: Cross multiply
    80,448.06x = 120,672.49 × 33,088.98
  4. Step 4: Simplify right side
    80,448.06x = 3,992,929,608.16
  5. Step 5: Solve for x
    x = 3,992,929,608.16/80,448.06
  6. Step 6: Final answer
    x = 49,633.63

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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.