Home / 67,109.09-92,608.19-36,894.20

Finding the Fourth Proportional to 67,109.09, 92,608.19 and 36,894.20

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Solution

The fourth proportional to 67,109.09, 92,608.19 and 36,894.20 is: 50,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,109.09 : 92,608.19 = 36,894.20 : x
  2. Step 2: Convert to fraction form
    67,109.09/92,608.19 = 36,894.20/x
  3. Step 3: Cross multiply
    67,109.09x = 92,608.19 × 36,894.20
  4. Step 4: Simplify right side
    67,109.09x = 3,416,704,690.10
  5. Step 5: Solve for x
    x = 3,416,704,690.10/67,109.09
  6. Step 6: Final answer
    x = 50,912.69

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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.