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Finding the Fourth Proportional to 234,657.44, 351,145.31 and 203,176.11

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Solution

The fourth proportional to 234,657.44, 351,145.31 and 203,176.11 is: 304,036.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,657.44 : 351,145.31 = 203,176.11 : x
  2. Step 2: Convert to fraction form
    234,657.44/351,145.31 = 203,176.11/x
  3. Step 3: Cross multiply
    234,657.44x = 351,145.31 × 203,176.11
  4. Step 4: Simplify right side
    234,657.44x = 71,344,338,130.54
  5. Step 5: Solve for x
    x = 71,344,338,130.54/234,657.44
  6. Step 6: Final answer
    x = 304,036.12

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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.