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Finding the Fourth Proportional to 359,252.96, 538,958.56 and 106,553.22

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Solution

The fourth proportional to 359,252.96, 538,958.56 and 106,553.22 is: 159,853.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,252.96 : 538,958.56 = 106,553.22 : x
  2. Step 2: Convert to fraction form
    359,252.96/538,958.56 = 106,553.22/x
  3. Step 3: Cross multiply
    359,252.96x = 538,958.56 × 106,553.22
  4. Step 4: Simplify right side
    359,252.96x = 57,427,770,014.56
  5. Step 5: Solve for x
    x = 57,427,770,014.56/359,252.96
  6. Step 6: Final answer
    x = 159,853.30

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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.