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Finding the Fourth Proportional to 88,651.96, 133,002.96 and 36,099.16

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Solution

The fourth proportional to 88,651.96, 133,002.96 and 36,099.16 is: 54,158.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,651.96 : 133,002.96 = 36,099.16 : x
  2. Step 2: Convert to fraction form
    88,651.96/133,002.96 = 36,099.16/x
  3. Step 3: Cross multiply
    88,651.96x = 133,002.96 × 36,099.16
  4. Step 4: Simplify right side
    88,651.96x = 4,801,295,133.51
  5. Step 5: Solve for x
    x = 4,801,295,133.51/88,651.96
  6. Step 6: Final answer
    x = 54,158.93

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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.