Home / 269,063.36-371,310-148,205.16

Finding the Fourth Proportional to 269,063.36, 371,310 and 148,205.16

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Solution

The fourth proportional to 269,063.36, 371,310 and 148,205.16 is: 204,524.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,063.36 : 371,310 = 148,205.16 : x
  2. Step 2: Convert to fraction form
    269,063.36/371,310 = 148,205.16/x
  3. Step 3: Cross multiply
    269,063.36x = 371,310 × 148,205.16
  4. Step 4: Simplify right side
    269,063.36x = 55,030,057,959.60
  5. Step 5: Solve for x
    x = 55,030,057,959.60/269,063.36
  6. Step 6: Final answer
    x = 204,524.53

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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.