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Finding the Fourth Proportional to 250,439.48, 375,702.96 and 110,194.46

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Solution

The fourth proportional to 250,439.48, 375,702.96 and 110,194.46 is: 165,310.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,439.48 : 375,702.96 = 110,194.46 : x
  2. Step 2: Convert to fraction form
    250,439.48/375,702.96 = 110,194.46/x
  3. Step 3: Cross multiply
    250,439.48x = 375,702.96 × 110,194.46
  4. Step 4: Simplify right side
    250,439.48x = 41,400,384,797.60
  5. Step 5: Solve for x
    x = 41,400,384,797.60/250,439.48
  6. Step 6: Final answer
    x = 165,310.94

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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.