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Finding the Fourth Proportional to 63,226.82, 87,245.55 and 37,728.46

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Solution

The fourth proportional to 63,226.82, 87,245.55 and 37,728.46 is: 52,060.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,226.82 : 87,245.55 = 37,728.46 : x
  2. Step 2: Convert to fraction form
    63,226.82/87,245.55 = 37,728.46/x
  3. Step 3: Cross multiply
    63,226.82x = 87,245.55 × 37,728.46
  4. Step 4: Simplify right side
    63,226.82x = 3,291,640,352.41
  5. Step 5: Solve for x
    x = 3,291,640,352.41/63,226.82
  6. Step 6: Final answer
    x = 52,060.82

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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.