Home / 65,659.14-90,556.11-41,744.70

Finding the Fourth Proportional to 65,659.14, 90,556.11 and 41,744.70

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Solution

The fourth proportional to 65,659.14, 90,556.11 and 41,744.70 is: 57,573.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,659.14 : 90,556.11 = 41,744.70 : x
  2. Step 2: Convert to fraction form
    65,659.14/90,556.11 = 41,744.70/x
  3. Step 3: Cross multiply
    65,659.14x = 90,556.11 × 41,744.70
  4. Step 4: Simplify right side
    65,659.14x = 3,780,237,645.12
  5. Step 5: Solve for x
    x = 3,780,237,645.12/65,659.14
  6. Step 6: Final answer
    x = 57,573.67

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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.