Home / 50,158.78-69,195.26-30,011.58

Finding the Fourth Proportional to 50,158.78, 69,195.26 and 30,011.58

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Solution

The fourth proportional to 50,158.78, 69,195.26 and 30,011.58 is: 41,401.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,158.78 : 69,195.26 = 30,011.58 : x
  2. Step 2: Convert to fraction form
    50,158.78/69,195.26 = 30,011.58/x
  3. Step 3: Cross multiply
    50,158.78x = 69,195.26 × 30,011.58
  4. Step 4: Simplify right side
    50,158.78x = 2,076,659,156.14
  5. Step 5: Solve for x
    x = 2,076,659,156.14/50,158.78
  6. Step 6: Final answer
    x = 41,401.71

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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.