Home / 121,479.22-182,246.32-46,634.61

Finding the Fourth Proportional to 121,479.22, 182,246.32 and 46,634.61

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Solution

The fourth proportional to 121,479.22, 182,246.32 and 46,634.61 is: 69,962.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,479.22 : 182,246.32 = 46,634.61 : x
  2. Step 2: Convert to fraction form
    121,479.22/182,246.32 = 46,634.61/x
  3. Step 3: Cross multiply
    121,479.22x = 182,246.32 × 46,634.61
  4. Step 4: Simplify right side
    121,479.22x = 8,498,986,057.14
  5. Step 5: Solve for x
    x = 8,498,986,057.14/121,479.22
  6. Step 6: Final answer
    x = 69,962.47

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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.