Home / 66,736.20-92,091.99-36,515.49

Finding the Fourth Proportional to 66,736.20, 92,091.99 and 36,515.49

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Solution

The fourth proportional to 66,736.20, 92,091.99 and 36,515.49 is: 50,389.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,736.20 : 92,091.99 = 36,515.49 : x
  2. Step 2: Convert to fraction form
    66,736.20/92,091.99 = 36,515.49/x
  3. Step 3: Cross multiply
    66,736.20x = 92,091.99 × 36,515.49
  4. Step 4: Simplify right side
    66,736.20x = 3,362,784,139.93
  5. Step 5: Solve for x
    x = 3,362,784,139.93/66,736.20
  6. Step 6: Final answer
    x = 50,389.21

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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.