Home / 50,180.54-75,270.85-12,743.42

Finding the Fourth Proportional to 50,180.54, 75,270.85 and 12,743.42

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Solution

The fourth proportional to 50,180.54, 75,270.85 and 12,743.42 is: 19,115.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,180.54 : 75,270.85 = 12,743.42 : x
  2. Step 2: Convert to fraction form
    50,180.54/75,270.85 = 12,743.42/x
  3. Step 3: Cross multiply
    50,180.54x = 75,270.85 × 12,743.42
  4. Step 4: Simplify right side
    50,180.54x = 959,208,211.63
  5. Step 5: Solve for x
    x = 959,208,211.63/50,180.54
  6. Step 6: Final answer
    x = 19,115.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.