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Finding the Fourth Proportional to 275,818.02, 413,793.72 and 95,877.46

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Solution

The fourth proportional to 275,818.02, 413,793.72 and 95,877.46 is: 143,839.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,818.02 : 413,793.72 = 95,877.46 : x
  2. Step 2: Convert to fraction form
    275,818.02/413,793.72 = 95,877.46/x
  3. Step 3: Cross multiply
    275,818.02x = 413,793.72 × 95,877.46
  4. Step 4: Simplify right side
    275,818.02x = 39,673,490,358.16
  5. Step 5: Solve for x
    x = 39,673,490,358.16/275,818.02
  6. Step 6: Final answer
    x = 143,839.37

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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.