Home / 67,142.06-92,656.66-36,515.44

Finding the Fourth Proportional to 67,142.06, 92,656.66 and 36,515.44

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Solution

The fourth proportional to 67,142.06, 92,656.66 and 36,515.44 is: 50,391.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,142.06 : 92,656.66 = 36,515.44 : x
  2. Step 2: Convert to fraction form
    67,142.06/92,656.66 = 36,515.44/x
  3. Step 3: Cross multiply
    67,142.06x = 92,656.66 × 36,515.44
  4. Step 4: Simplify right side
    67,142.06x = 3,383,398,708.83
  5. Step 5: Solve for x
    x = 3,383,398,708.83/67,142.06
  6. Step 6: Final answer
    x = 50,391.64

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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.