Home / 50,738.19-70,046.85-30,600.19

Finding the Fourth Proportional to 50,738.19, 70,046.85 and 30,600.19

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Solution

The fourth proportional to 50,738.19, 70,046.85 and 30,600.19 is: 42,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,738.19 : 70,046.85 = 30,600.19 : x
  2. Step 2: Convert to fraction form
    50,738.19/70,046.85 = 30,600.19/x
  3. Step 3: Cross multiply
    50,738.19x = 70,046.85 × 30,600.19
  4. Step 4: Simplify right side
    50,738.19x = 2,143,446,918.90
  5. Step 5: Solve for x
    x = 2,143,446,918.90/50,738.19
  6. Step 6: Final answer
    x = 42,245.24

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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.