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Finding the Fourth Proportional to 234,662.69, 351,631.75 and 158,462.62

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Solution

The fourth proportional to 234,662.69, 351,631.75 and 158,462.62 is: 237,449.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,662.69 : 351,631.75 = 158,462.62 : x
  2. Step 2: Convert to fraction form
    234,662.69/351,631.75 = 158,462.62/x
  3. Step 3: Cross multiply
    234,662.69x = 351,631.75 × 158,462.62
  4. Step 4: Simplify right side
    234,662.69x = 55,720,485,829.71
  5. Step 5: Solve for x
    x = 55,720,485,829.71/234,662.69
  6. Step 6: Final answer
    x = 237,449.28

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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.