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Finding the Fourth Proportional to 269,367.36, 371,729.56 and 148,513.34

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Solution

The fourth proportional to 269,367.36, 371,729.56 and 148,513.34 is: 204,949.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,367.36 : 371,729.56 = 148,513.34 : x
  2. Step 2: Convert to fraction form
    269,367.36/371,729.56 = 148,513.34/x
  3. Step 3: Cross multiply
    269,367.36x = 371,729.56 × 148,513.34
  4. Step 4: Simplify right side
    269,367.36x = 55,206,798,532.33
  5. Step 5: Solve for x
    x = 55,206,798,532.33/269,367.36
  6. Step 6: Final answer
    x = 204,949.84

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1.5x scale

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.