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Finding the Fourth Proportional to 251,364.57, 377,046.93 and 73,871.58

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Solution

The fourth proportional to 251,364.57, 377,046.93 and 73,871.58 is: 110,807.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,364.57 : 377,046.93 = 73,871.58 : x
  2. Step 2: Convert to fraction form
    251,364.57/377,046.93 = 73,871.58/x
  3. Step 3: Cross multiply
    251,364.57x = 377,046.93 × 73,871.58
  4. Step 4: Simplify right side
    251,364.57x = 27,853,052,453.25
  5. Step 5: Solve for x
    x = 27,853,052,453.25/251,364.57
  6. Step 6: Final answer
    x = 110,807.39

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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.