Home / 67,131.62-92,642.32-36,917.16

Finding the Fourth Proportional to 67,131.62, 92,642.32 and 36,917.16

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Solution

The fourth proportional to 67,131.62, 92,642.32 and 36,917.16 is: 50,946.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,131.62 : 92,642.32 = 36,917.16 : x
  2. Step 2: Convert to fraction form
    67,131.62/92,642.32 = 36,917.16/x
  3. Step 3: Cross multiply
    67,131.62x = 92,642.32 × 36,917.16
  4. Step 4: Simplify right side
    67,131.62x = 3,420,091,350.21
  5. Step 5: Solve for x
    x = 3,420,091,350.21/67,131.62
  6. Step 6: Final answer
    x = 50,946.06

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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.