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Finding the Fourth Proportional to 88,753.66, 122,479.24 and 48,467.30

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Solution

The fourth proportional to 88,753.66, 122,479.24 and 48,467.30 is: 66,884.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,753.66 : 122,479.24 = 48,467.30 : x
  2. Step 2: Convert to fraction form
    88,753.66/122,479.24 = 48,467.30/x
  3. Step 3: Cross multiply
    88,753.66x = 122,479.24 × 48,467.30
  4. Step 4: Simplify right side
    88,753.66x = 5,936,237,426.16
  5. Step 5: Solve for x
    x = 5,936,237,426.16/88,753.66
  6. Step 6: Final answer
    x = 66,884.43

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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.