Home / 80,537.05-111,196.73-50,335.95

Finding the Fourth Proportional to 80,537.05, 111,196.73 and 50,335.95

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Solution

The fourth proportional to 80,537.05, 111,196.73 and 50,335.95 is: 69,498.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,537.05 : 111,196.73 = 50,335.95 : x
  2. Step 2: Convert to fraction form
    80,537.05/111,196.73 = 50,335.95/x
  3. Step 3: Cross multiply
    80,537.05x = 111,196.73 × 50,335.95
  4. Step 4: Simplify right side
    80,537.05x = 5,597,193,041.44
  5. Step 5: Solve for x
    x = 5,597,193,041.44/80,537.05
  6. Step 6: Final answer
    x = 69,498.36

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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.