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Finding the Fourth Proportional to 468,751.62, 703,168.96 and 131,795.22

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Solution

The fourth proportional to 468,751.62, 703,168.96 and 131,795.22 is: 197,704.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,751.62 : 703,168.96 = 131,795.22 : x
  2. Step 2: Convert to fraction form
    468,751.62/703,168.96 = 131,795.22/x
  3. Step 3: Cross multiply
    468,751.62x = 703,168.96 × 131,795.22
  4. Step 4: Simplify right side
    468,751.62x = 92,674,307,780.37
  5. Step 5: Solve for x
    x = 92,674,307,780.37/468,751.62
  6. Step 6: Final answer
    x = 197,704.51

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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.