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Finding the Fourth Proportional to 63,227.46, 87,257.81 and 36,369.35

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Solution

The fourth proportional to 63,227.46, 87,257.81 and 36,369.35 is: 50,191.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,227.46 : 87,257.81 = 36,369.35 : x
  2. Step 2: Convert to fraction form
    63,227.46/87,257.81 = 36,369.35/x
  3. Step 3: Cross multiply
    63,227.46x = 87,257.81 × 36,369.35
  4. Step 4: Simplify right side
    63,227.46x = 3,173,510,100.22
  5. Step 5: Solve for x
    x = 3,173,510,100.22/63,227.46
  6. Step 6: Final answer
    x = 50,191.96

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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.