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Finding the Fourth Proportional to 344,487, 516,732.66 and 95,171.16

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Solution

The fourth proportional to 344,487, 516,732.66 and 95,171.16 is: 142,757.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,487 : 516,732.66 = 95,171.16 : x
  2. Step 2: Convert to fraction form
    344,487/516,732.66 = 95,171.16/x
  3. Step 3: Cross multiply
    344,487x = 516,732.66 × 95,171.16
  4. Step 4: Simplify right side
    344,487x = 49,178,046,662.09
  5. Step 5: Solve for x
    x = 49,178,046,662.09/344,487
  6. Step 6: Final answer
    x = 142,757.34

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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.