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Finding the Fourth Proportional to 344,486.10, 516,738.86 and 95,168.10

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Solution

The fourth proportional to 344,486.10, 516,738.86 and 95,168.10 is: 142,754.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,486.10 : 516,738.86 = 95,168.10 : x
  2. Step 2: Convert to fraction form
    344,486.10/516,738.86 = 95,168.10/x
  3. Step 3: Cross multiply
    344,486.10x = 516,738.86 × 95,168.10
  4. Step 4: Simplify right side
    344,486.10x = 49,177,055,502.37
  5. Step 5: Solve for x
    x = 49,177,055,502.37/344,486.10
  6. Step 6: Final answer
    x = 142,754.83

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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.