Home / 121,105.45-181,674.92-32,361.85

Finding the Fourth Proportional to 121,105.45, 181,674.92 and 32,361.85

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Solution

The fourth proportional to 121,105.45, 181,674.92 and 32,361.85 is: 48,547.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,105.45 : 181,674.92 = 32,361.85 : x
  2. Step 2: Convert to fraction form
    121,105.45/181,674.92 = 32,361.85/x
  3. Step 3: Cross multiply
    121,105.45x = 181,674.92 × 32,361.85
  4. Step 4: Simplify right side
    121,105.45x = 5,879,336,509.80
  5. Step 5: Solve for x
    x = 5,879,336,509.80/121,105.45
  6. Step 6: Final answer
    x = 48,547.25

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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.