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Finding the Fourth Proportional to 269,349.48, 371,685.60 and 148,484.52

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Solution

The fourth proportional to 269,349.48, 371,685.60 and 148,484.52 is: 204,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,349.48 : 371,685.60 = 148,484.52 : x
  2. Step 2: Convert to fraction form
    269,349.48/371,685.60 = 148,484.52/x
  3. Step 3: Cross multiply
    269,349.48x = 371,685.60 × 148,484.52
  4. Step 4: Simplify right side
    269,349.48x = 55,189,557,906.91
  5. Step 5: Solve for x
    x = 55,189,557,906.91/269,349.48
  6. Step 6: Final answer
    x = 204,899.44

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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.