Home / 55,198.24-76,171.28-30,047.76

Finding the Fourth Proportional to 55,198.24, 76,171.28 and 30,047.76

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Solution

The fourth proportional to 55,198.24, 76,171.28 and 30,047.76 is: 41,464.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,198.24 : 76,171.28 = 30,047.76 : x
  2. Step 2: Convert to fraction form
    55,198.24/76,171.28 = 30,047.76/x
  3. Step 3: Cross multiply
    55,198.24x = 76,171.28 × 30,047.76
  4. Step 4: Simplify right side
    55,198.24x = 2,288,776,340.33
  5. Step 5: Solve for x
    x = 2,288,776,340.33/55,198.24
  6. Step 6: Final answer
    x = 41,464.66

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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.