Home / 91,081.20-125,691.48-50,795.46

Finding the Fourth Proportional to 91,081.20, 125,691.48 and 50,795.46

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Solution

The fourth proportional to 91,081.20, 125,691.48 and 50,795.46 is: 70,097.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,081.20 : 125,691.48 = 50,795.46 : x
  2. Step 2: Convert to fraction form
    91,081.20/125,691.48 = 50,795.46/x
  3. Step 3: Cross multiply
    91,081.20x = 125,691.48 × 50,795.46
  4. Step 4: Simplify right side
    91,081.20x = 6,384,556,544.68
  5. Step 5: Solve for x
    x = 6,384,556,544.68/91,081.20
  6. Step 6: Final answer
    x = 70,097.41

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.