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Finding the Fourth Proportional to 269,835.69, 404,108.27 and 155,637.32

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Solution

The fourth proportional to 269,835.69, 404,108.27 and 155,637.32 is: 233,083.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,835.69 : 404,108.27 = 155,637.32 : x
  2. Step 2: Convert to fraction form
    269,835.69/404,108.27 = 155,637.32/x
  3. Step 3: Cross multiply
    269,835.69x = 404,108.27 × 155,637.32
  4. Step 4: Simplify right side
    269,835.69x = 62,894,327,512.95
  5. Step 5: Solve for x
    x = 62,894,327,512.95/269,835.69
  6. Step 6: Final answer
    x = 233,083.79

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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.