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Finding the Fourth Proportional to 250,045.56, 375,221.46 and 100,269.96

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Solution

The fourth proportional to 250,045.56, 375,221.46 and 100,269.96 is: 150,466.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,045.56 : 375,221.46 = 100,269.96 : x
  2. Step 2: Convert to fraction form
    250,045.56/375,221.46 = 100,269.96/x
  3. Step 3: Cross multiply
    250,045.56x = 375,221.46 × 100,269.96
  4. Step 4: Simplify right side
    250,045.56x = 37,623,440,785.34
  5. Step 5: Solve for x
    x = 37,623,440,785.34/250,045.56
  6. Step 6: Final answer
    x = 150,466.34

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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.