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Finding the Fourth Proportional to 269,381.60, 371,673.84 and 153,093.44

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Solution

The fourth proportional to 269,381.60, 371,673.84 and 153,093.44 is: 211,227.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,381.60 : 371,673.84 = 153,093.44 : x
  2. Step 2: Convert to fraction form
    269,381.60/371,673.84 = 153,093.44/x
  3. Step 3: Cross multiply
    269,381.60x = 371,673.84 × 153,093.44
  4. Step 4: Simplify right side
    269,381.60x = 56,900,826,723.61
  5. Step 5: Solve for x
    x = 56,900,826,723.61/269,381.60
  6. Step 6: Final answer
    x = 211,227.59

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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.