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Finding the Fourth Proportional to 88,806.14, 133,209.22 and 36,219.74

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Solution

The fourth proportional to 88,806.14, 133,209.22 and 36,219.74 is: 54,329.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,806.14 : 133,209.22 = 36,219.74 : x
  2. Step 2: Convert to fraction form
    88,806.14/133,209.22 = 36,219.74/x
  3. Step 3: Cross multiply
    88,806.14x = 133,209.22 × 36,219.74
  4. Step 4: Simplify right side
    88,806.14x = 4,824,803,314.00
  5. Step 5: Solve for x
    x = 4,824,803,314.00/88,806.14
  6. Step 6: Final answer
    x = 54,329.61

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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.