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Finding the Fourth Proportional to 88,211.92, 132,336.06 and 29,051.12

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Solution

The fourth proportional to 88,211.92, 132,336.06 and 29,051.12 is: 43,582.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,211.92 : 132,336.06 = 29,051.12 : x
  2. Step 2: Convert to fraction form
    88,211.92/132,336.06 = 29,051.12/x
  3. Step 3: Cross multiply
    88,211.92x = 132,336.06 × 29,051.12
  4. Step 4: Simplify right side
    88,211.92x = 3,844,510,759.39
  5. Step 5: Solve for x
    x = 3,844,510,759.39/88,211.92
  6. Step 6: Final answer
    x = 43,582.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.