Home / 107,922.40-161,806.80-41,336.80

Finding the Fourth Proportional to 107,922.40, 161,806.80 and 41,336.80

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Solution

The fourth proportional to 107,922.40, 161,806.80 and 41,336.80 is: 61,975.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,922.40 : 161,806.80 = 41,336.80 : x
  2. Step 2: Convert to fraction form
    107,922.40/161,806.80 = 41,336.80/x
  3. Step 3: Cross multiply
    107,922.40x = 161,806.80 × 41,336.80
  4. Step 4: Simplify right side
    107,922.40x = 6,688,575,330.24
  5. Step 5: Solve for x
    x = 6,688,575,330.24/107,922.40
  6. Step 6: Final answer
    x = 61,975.78

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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.