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Finding the Fourth Proportional to 344,486, 516,731.16 and 95,170.16

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Solution

The fourth proportional to 344,486, 516,731.16 and 95,170.16 is: 142,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,486 : 516,731.16 = 95,170.16 : x
  2. Step 2: Convert to fraction form
    344,486/516,731.16 = 95,170.16/x
  3. Step 3: Cross multiply
    344,486x = 516,731.16 × 95,170.16
  4. Step 4: Simplify right side
    344,486x = 49,177,387,174.19
  5. Step 5: Solve for x
    x = 49,177,387,174.19/344,486
  6. Step 6: Final answer
    x = 142,755.84

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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.