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Finding the Fourth Proportional to 269,793.96, 372,289.11 and 148,927.44

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Solution

The fourth proportional to 269,793.96, 372,289.11 and 148,927.44 is: 205,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,793.96 : 372,289.11 = 148,927.44 : x
  2. Step 2: Convert to fraction form
    269,793.96/372,289.11 = 148,927.44/x
  3. Step 3: Cross multiply
    269,793.96x = 372,289.11 × 148,927.44
  4. Step 4: Simplify right side
    269,793.96x = 55,444,064,092.18
  5. Step 5: Solve for x
    x = 55,444,064,092.18/269,793.96
  6. Step 6: Final answer
    x = 205,505.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.