Home / 120,790.75-181,185.92-30,833.45

Finding the Fourth Proportional to 120,790.75, 181,185.92 and 30,833.45

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Solution

The fourth proportional to 120,790.75, 181,185.92 and 30,833.45 is: 46,250.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,790.75 : 181,185.92 = 30,833.45 : x
  2. Step 2: Convert to fraction form
    120,790.75/181,185.92 = 30,833.45/x
  3. Step 3: Cross multiply
    120,790.75x = 181,185.92 × 30,833.45
  4. Step 4: Simplify right side
    120,790.75x = 5,586,586,099.09
  5. Step 5: Solve for x
    x = 5,586,586,099.09/120,790.75
  6. Step 6: Final answer
    x = 46,250.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.