Home / 82,736.16-114,172.96-48,736.80

Finding the Fourth Proportional to 82,736.16, 114,172.96 and 48,736.80

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Solution

The fourth proportional to 82,736.16, 114,172.96 and 48,736.80 is: 67,255.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,736.16 : 114,172.96 = 48,736.80 : x
  2. Step 2: Convert to fraction form
    82,736.16/114,172.96 = 48,736.80/x
  3. Step 3: Cross multiply
    82,736.16x = 114,172.96 × 48,736.80
  4. Step 4: Simplify right side
    82,736.16x = 5,564,424,716.93
  5. Step 5: Solve for x
    x = 5,564,424,716.93/82,736.16
  6. Step 6: Final answer
    x = 67,255.05

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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.