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Finding the Fourth Proportional to 202,287.62, 303,337.53 and 118,072.10

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Solution

The fourth proportional to 202,287.62, 303,337.53 and 118,072.10 is: 177,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,287.62 : 303,337.53 = 118,072.10 : x
  2. Step 2: Convert to fraction form
    202,287.62/303,337.53 = 118,072.10/x
  3. Step 3: Cross multiply
    202,287.62x = 303,337.53 × 118,072.10
  4. Step 4: Simplify right side
    202,287.62x = 35,815,699,175.91
  5. Step 5: Solve for x
    x = 35,815,699,175.91/202,287.62
  6. Step 6: Final answer
    x = 177,053.34

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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.