Home / 49,128.12-67,777.56-30,232.44

Finding the Fourth Proportional to 49,128.12, 67,777.56 and 30,232.44

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Solution

The fourth proportional to 49,128.12, 67,777.56 and 30,232.44 is: 41,708.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,128.12 : 67,777.56 = 30,232.44 : x
  2. Step 2: Convert to fraction form
    49,128.12/67,777.56 = 30,232.44/x
  3. Step 3: Cross multiply
    49,128.12x = 67,777.56 × 30,232.44
  4. Step 4: Simplify right side
    49,128.12x = 2,049,081,016.05
  5. Step 5: Solve for x
    x = 2,049,081,016.05/49,128.12
  6. Step 6: Final answer
    x = 41,708.92

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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.