Home / 91,747.62-126,612.78-50,912.59

Finding the Fourth Proportional to 91,747.62, 126,612.78 and 50,912.59

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Solution

The fourth proportional to 91,747.62, 126,612.78 and 50,912.59 is: 70,259.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,747.62 : 126,612.78 = 50,912.59 : x
  2. Step 2: Convert to fraction form
    91,747.62/126,612.78 = 50,912.59/x
  3. Step 3: Cross multiply
    91,747.62x = 126,612.78 × 50,912.59
  4. Step 4: Simplify right side
    91,747.62x = 6,446,184,556.90
  5. Step 5: Solve for x
    x = 6,446,184,556.90/91,747.62
  6. Step 6: Final answer
    x = 70,259.96

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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.