Home / 82,400.92-113,704.86-50,571.16

Finding the Fourth Proportional to 82,400.92, 113,704.86 and 50,571.16

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Solution

The fourth proportional to 82,400.92, 113,704.86 and 50,571.16 is: 69,783.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,400.92 : 113,704.86 = 50,571.16 : x
  2. Step 2: Convert to fraction form
    82,400.92/113,704.86 = 50,571.16/x
  3. Step 3: Cross multiply
    82,400.92x = 113,704.86 × 50,571.16
  4. Step 4: Simplify right side
    82,400.92x = 5,750,186,667.84
  5. Step 5: Solve for x
    x = 5,750,186,667.84/82,400.92
  6. Step 6: Final answer
    x = 69,783.04

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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.