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Finding the Fourth Proportional to 88,890.96, 133,336.56 and 36,300.44

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Solution

The fourth proportional to 88,890.96, 133,336.56 and 36,300.44 is: 54,450.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,890.96 : 133,336.56 = 36,300.44 : x
  2. Step 2: Convert to fraction form
    88,890.96/133,336.56 = 36,300.44/x
  3. Step 3: Cross multiply
    88,890.96x = 133,336.56 × 36,300.44
  4. Step 4: Simplify right side
    88,890.96x = 4,840,175,796.09
  5. Step 5: Solve for x
    x = 4,840,175,796.09/88,890.96
  6. Step 6: Final answer
    x = 54,450.71

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1.5x scale

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.