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Finding the Fourth Proportional to 365,352.87, 547,889.04 and 125,422.03

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Solution

The fourth proportional to 365,352.87, 547,889.04 and 125,422.03 is: 188,084.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,352.87 : 547,889.04 = 125,422.03 : x
  2. Step 2: Convert to fraction form
    365,352.87/547,889.04 = 125,422.03/x
  3. Step 3: Cross multiply
    365,352.87x = 547,889.04 × 125,422.03
  4. Step 4: Simplify right side
    365,352.87x = 68,717,354,241.83
  5. Step 5: Solve for x
    x = 68,717,354,241.83/365,352.87
  6. Step 6: Final answer
    x = 188,084.89

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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.