Home / 269,651.21-372,118.22-148,792.40

Finding the Fourth Proportional to 269,651.21, 372,118.22 and 148,792.40

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Solution

The fourth proportional to 269,651.21, 372,118.22 and 148,792.40 is: 205,333.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,651.21 : 372,118.22 = 148,792.40 : x
  2. Step 2: Convert to fraction form
    269,651.21/372,118.22 = 148,792.40/x
  3. Step 3: Cross multiply
    269,651.21x = 372,118.22 × 148,792.40
  4. Step 4: Simplify right side
    269,651.21x = 55,368,360,432.97
  5. Step 5: Solve for x
    x = 55,368,360,432.97/269,651.21
  6. Step 6: Final answer
    x = 205,333.26

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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.