Home / 269,311.01-371,649.09-148,454.33

Finding the Fourth Proportional to 269,311.01, 371,649.09 and 148,454.33

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Solution

The fourth proportional to 269,311.01, 371,649.09 and 148,454.33 is: 204,866.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,311.01 : 371,649.09 = 148,454.33 : x
  2. Step 2: Convert to fraction form
    269,311.01/371,649.09 = 148,454.33/x
  3. Step 3: Cross multiply
    269,311.01x = 371,649.09 × 148,454.33
  4. Step 4: Simplify right side
    269,311.01x = 55,172,914,792.81
  5. Step 5: Solve for x
    x = 55,172,914,792.81/269,311.01
  6. Step 6: Final answer
    x = 204,866.92

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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.