Home / 82,118.91-113,323.63-46,309.22

Finding the Fourth Proportional to 82,118.91, 113,323.63 and 46,309.22

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Solution

The fourth proportional to 82,118.91, 113,323.63 and 46,309.22 is: 63,906.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,118.91 : 113,323.63 = 46,309.22 : x
  2. Step 2: Convert to fraction form
    82,118.91/113,323.63 = 46,309.22/x
  3. Step 3: Cross multiply
    82,118.91x = 113,323.63 × 46,309.22
  4. Step 4: Simplify right side
    82,118.91x = 5,247,928,912.87
  5. Step 5: Solve for x
    x = 5,247,928,912.87/82,118.91
  6. Step 6: Final answer
    x = 63,906.46

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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.