Home / 55,166.97-76,118.81-36,074.73

Finding the Fourth Proportional to 55,166.97, 76,118.81 and 36,074.73

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Solution

The fourth proportional to 55,166.97, 76,118.81 and 36,074.73 is: 49,775.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,166.97 : 76,118.81 = 36,074.73 : x
  2. Step 2: Convert to fraction form
    55,166.97/76,118.81 = 36,074.73/x
  3. Step 3: Cross multiply
    55,166.97x = 76,118.81 × 36,074.73
  4. Step 4: Simplify right side
    55,166.97x = 2,745,965,338.30
  5. Step 5: Solve for x
    x = 2,745,965,338.30/55,166.97
  6. Step 6: Final answer
    x = 49,775.53

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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.