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Finding the Fourth Proportional to 88,651.44, 122,322.28 and 52,844.78

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Solution

The fourth proportional to 88,651.44, 122,322.28 and 52,844.78 is: 72,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,651.44 : 122,322.28 = 52,844.78 : x
  2. Step 2: Convert to fraction form
    88,651.44/122,322.28 = 52,844.78/x
  3. Step 3: Cross multiply
    88,651.44x = 122,322.28 × 52,844.78
  4. Step 4: Simplify right side
    88,651.44x = 6,464,093,975.70
  5. Step 5: Solve for x
    x = 6,464,093,975.70/88,651.44
  6. Step 6: Final answer
    x = 72,915.84

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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.