Home / 145,175.32-217,791.06-50,408.92

Finding the Fourth Proportional to 145,175.32, 217,791.06 and 50,408.92

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Solution

The fourth proportional to 145,175.32, 217,791.06 and 50,408.92 is: 75,623.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,175.32 : 217,791.06 = 50,408.92 : x
  2. Step 2: Convert to fraction form
    145,175.32/217,791.06 = 50,408.92/x
  3. Step 3: Cross multiply
    145,175.32x = 217,791.06 × 50,408.92
  4. Step 4: Simplify right side
    145,175.32x = 10,978,612,120.26
  5. Step 5: Solve for x
    x = 10,978,612,120.26/145,175.32
  6. Step 6: Final answer
    x = 75,623.13

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1.5x scale

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.