Home / 269,343.43-371,696.45-148,489.05

Finding the Fourth Proportional to 269,343.43, 371,696.45 and 148,489.05

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Solution

The fourth proportional to 269,343.43, 371,696.45 and 148,489.05 is: 204,916.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,343.43 : 371,696.45 = 148,489.05 : x
  2. Step 2: Convert to fraction form
    269,343.43/371,696.45 = 148,489.05/x
  3. Step 3: Cross multiply
    269,343.43x = 371,696.45 × 148,489.05
  4. Step 4: Simplify right side
    269,343.43x = 55,192,851,309.50
  5. Step 5: Solve for x
    x = 55,192,851,309.50/269,343.43
  6. Step 6: Final answer
    x = 204,916.27

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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.