Home / 80,235.22-120,364.03-33,477.38

Finding the Fourth Proportional to 80,235.22, 120,364.03 and 33,477.38

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Solution

The fourth proportional to 80,235.22, 120,364.03 and 33,477.38 is: 50,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,235.22 : 120,364.03 = 33,477.38 : x
  2. Step 2: Convert to fraction form
    80,235.22/120,364.03 = 33,477.38/x
  3. Step 3: Cross multiply
    80,235.22x = 120,364.03 × 33,477.38
  4. Step 4: Simplify right side
    80,235.22x = 4,029,472,370.64
  5. Step 5: Solve for x
    x = 4,029,472,370.64/80,235.22
  6. Step 6: Final answer
    x = 50,220.74

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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.