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Finding the Fourth Proportional to 88,604.92, 122,277.72 and 48,322

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Solution

The fourth proportional to 88,604.92, 122,277.72 and 48,322 is: 66,685.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,604.92 : 122,277.72 = 48,322 : x
  2. Step 2: Convert to fraction form
    88,604.92/122,277.72 = 48,322/x
  3. Step 3: Cross multiply
    88,604.92x = 122,277.72 × 48,322
  4. Step 4: Simplify right side
    88,604.92x = 5,908,703,985.84
  5. Step 5: Solve for x
    x = 5,908,703,985.84/88,604.92
  6. Step 6: Final answer
    x = 66,685.96

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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.