Home / 374,170.26-561,255.39-137,410.50

Finding the Fourth Proportional to 374,170.26, 561,255.39 and 137,410.50

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Solution

The fourth proportional to 374,170.26, 561,255.39 and 137,410.50 is: 206,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,170.26 : 561,255.39 = 137,410.50 : x
  2. Step 2: Convert to fraction form
    374,170.26/561,255.39 = 137,410.50/x
  3. Step 3: Cross multiply
    374,170.26x = 561,255.39 × 137,410.50
  4. Step 4: Simplify right side
    374,170.26x = 77,122,383,767.60
  5. Step 5: Solve for x
    x = 77,122,383,767.60/374,170.26
  6. Step 6: Final answer
    x = 206,115.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.