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Finding the Fourth Proportional to 62,467.91, 86,181.84 and 38,246.90

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Solution

The fourth proportional to 62,467.91, 86,181.84 and 38,246.90 is: 52,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,467.91 : 86,181.84 = 38,246.90 : x
  2. Step 2: Convert to fraction form
    62,467.91/86,181.84 = 38,246.90/x
  3. Step 3: Cross multiply
    62,467.91x = 86,181.84 × 38,246.90
  4. Step 4: Simplify right side
    62,467.91x = 3,296,188,216.30
  5. Step 5: Solve for x
    x = 3,296,188,216.30/62,467.91
  6. Step 6: Final answer
    x = 52,766.10

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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.