Home / 91,738.85-126,599.09-50,902.56

Finding the Fourth Proportional to 91,738.85, 126,599.09 and 50,902.56

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Solution

The fourth proportional to 91,738.85, 126,599.09 and 50,902.56 is: 70,245.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,738.85 : 126,599.09 = 50,902.56 : x
  2. Step 2: Convert to fraction form
    91,738.85/126,599.09 = 50,902.56/x
  3. Step 3: Cross multiply
    91,738.85x = 126,599.09 × 50,902.56
  4. Step 4: Simplify right side
    91,738.85x = 6,444,217,520.16
  5. Step 5: Solve for x
    x = 6,444,217,520.16/91,738.85
  6. Step 6: Final answer
    x = 70,245.24

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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.