Home / 85,260.03-127,736.82-50,180.55

Finding the Fourth Proportional to 85,260.03, 127,736.82 and 50,180.55

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Solution

The fourth proportional to 85,260.03, 127,736.82 and 50,180.55 is: 75,180.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,260.03 : 127,736.82 = 50,180.55 : x
  2. Step 2: Convert to fraction form
    85,260.03/127,736.82 = 50,180.55/x
  3. Step 3: Cross multiply
    85,260.03x = 127,736.82 × 50,180.55
  4. Step 4: Simplify right side
    85,260.03x = 6,409,903,882.85
  5. Step 5: Solve for x
    x = 6,409,903,882.85/85,260.03
  6. Step 6: Final answer
    x = 75,180.64

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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.