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Finding the Fourth Proportional to 88,511.44, 122,145.84 and 48,767.44

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Solution

The fourth proportional to 88,511.44, 122,145.84 and 48,767.44 is: 67,299.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,511.44 : 122,145.84 = 48,767.44 : x
  2. Step 2: Convert to fraction form
    88,511.44/122,145.84 = 48,767.44/x
  3. Step 3: Cross multiply
    88,511.44x = 122,145.84 × 48,767.44
  4. Step 4: Simplify right side
    88,511.44x = 5,956,739,923.45
  5. Step 5: Solve for x
    x = 5,956,739,923.45/88,511.44
  6. Step 6: Final answer
    x = 67,299.10

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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.