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Finding the Fourth Proportional to 251,352.36, 377,031.12 and 73,862.52

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Solution

The fourth proportional to 251,352.36, 377,031.12 and 73,862.52 is: 110,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,352.36 : 377,031.12 = 73,862.52 : x
  2. Step 2: Convert to fraction form
    251,352.36/377,031.12 = 73,862.52/x
  3. Step 3: Cross multiply
    251,352.36x = 377,031.12 × 73,862.52
  4. Step 4: Simplify right side
    251,352.36x = 27,848,468,641.62
  5. Step 5: Solve for x
    x = 27,848,468,641.62/251,352.36
  6. Step 6: Final answer
    x = 110,794.54

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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.