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Finding the Fourth Proportional to 250,436.48, 375,698.46 and 110,191.46

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Solution

The fourth proportional to 250,436.48, 375,698.46 and 110,191.46 is: 165,306.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,436.48 : 375,698.46 = 110,191.46 : x
  2. Step 2: Convert to fraction form
    250,436.48/375,698.46 = 110,191.46/x
  3. Step 3: Cross multiply
    250,436.48x = 375,698.46 × 110,191.46
  4. Step 4: Simplify right side
    250,436.48x = 41,398,761,827.15
  5. Step 5: Solve for x
    x = 41,398,761,827.15/250,436.48
  6. Step 6: Final answer
    x = 165,306.44

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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.