Home / 91,474.31-126,228.42-50,635.67

Finding the Fourth Proportional to 91,474.31, 126,228.42 and 50,635.67

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Solution

The fourth proportional to 91,474.31, 126,228.42 and 50,635.67 is: 69,873.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,474.31 : 126,228.42 = 50,635.67 : x
  2. Step 2: Convert to fraction form
    91,474.31/126,228.42 = 50,635.67/x
  3. Step 3: Cross multiply
    91,474.31x = 126,228.42 × 50,635.67
  4. Step 4: Simplify right side
    91,474.31x = 6,391,659,988.60
  5. Step 5: Solve for x
    x = 6,391,659,988.60/91,474.31
  6. Step 6: Final answer
    x = 69,873.83

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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.