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Finding the Fourth Proportional to 269,342, 371,675.26 and 148,477.04

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Solution

The fourth proportional to 269,342, 371,675.26 and 148,477.04 is: 204,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,342 : 371,675.26 = 148,477.04 : x
  2. Step 2: Convert to fraction form
    269,342/371,675.26 = 148,477.04/x
  3. Step 3: Cross multiply
    269,342x = 371,675.26 × 148,477.04
  4. Step 4: Simplify right side
    269,342x = 55,185,242,446.03
  5. Step 5: Solve for x
    x = 55,185,242,446.03/269,342
  6. Step 6: Final answer
    x = 204,889.11

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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.