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Finding the Fourth Proportional to 345,088.36, 517,629.54 and 95,770.36

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Solution

The fourth proportional to 345,088.36, 517,629.54 and 95,770.36 is: 143,654.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,088.36 : 517,629.54 = 95,770.36 : x
  2. Step 2: Convert to fraction form
    345,088.36/517,629.54 = 95,770.36/x
  3. Step 3: Cross multiply
    345,088.36x = 517,629.54 × 95,770.36
  4. Step 4: Simplify right side
    345,088.36x = 49,573,567,392.43
  5. Step 5: Solve for x
    x = 49,573,567,392.43/345,088.36
  6. Step 6: Final answer
    x = 143,654.71

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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.