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Finding the Fourth Proportional to 88,754.66, 122,480.62 and 48,468.30

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Solution

The fourth proportional to 88,754.66, 122,480.62 and 48,468.30 is: 66,885.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,754.66 : 122,480.62 = 48,468.30 : x
  2. Step 2: Convert to fraction form
    88,754.66/122,480.62 = 48,468.30/x
  3. Step 3: Cross multiply
    88,754.66x = 122,480.62 × 48,468.30
  4. Step 4: Simplify right side
    88,754.66x = 5,936,427,434.35
  5. Step 5: Solve for x
    x = 5,936,427,434.35/88,754.66
  6. Step 6: Final answer
    x = 66,885.81

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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.