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Finding the Fourth Proportional to 250,160.19, 375,310.44 and 100,505.58

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Solution

The fourth proportional to 250,160.19, 375,310.44 and 100,505.58 is: 150,786.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,160.19 : 375,310.44 = 100,505.58 : x
  2. Step 2: Convert to fraction form
    250,160.19/375,310.44 = 100,505.58/x
  3. Step 3: Cross multiply
    250,160.19x = 375,310.44 × 100,505.58
  4. Step 4: Simplify right side
    250,160.19x = 37,720,793,452.26
  5. Step 5: Solve for x
    x = 37,720,793,452.26/250,160.19
  6. Step 6: Final answer
    x = 150,786.56

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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.