Home / 107,326.26-160,989.39-40,766.22

Finding the Fourth Proportional to 107,326.26, 160,989.39 and 40,766.22

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Solution

The fourth proportional to 107,326.26, 160,989.39 and 40,766.22 is: 61,149.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,326.26 : 160,989.39 = 40,766.22 : x
  2. Step 2: Convert to fraction form
    107,326.26/160,989.39 = 40,766.22/x
  3. Step 3: Cross multiply
    107,326.26x = 160,989.39 × 40,766.22
  4. Step 4: Simplify right side
    107,326.26x = 6,562,928,890.41
  5. Step 5: Solve for x
    x = 6,562,928,890.41/107,326.26
  6. Step 6: Final answer
    x = 61,149.33

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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.