Home / 102,556.35-141,527.46-57,233.85

Finding the Fourth Proportional to 102,556.35, 141,527.46 and 57,233.85

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Solution

The fourth proportional to 102,556.35, 141,527.46 and 57,233.85 is: 78,982.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,556.35 : 141,527.46 = 57,233.85 : x
  2. Step 2: Convert to fraction form
    102,556.35/141,527.46 = 57,233.85/x
  3. Step 3: Cross multiply
    102,556.35x = 141,527.46 × 57,233.85
  4. Step 4: Simplify right side
    102,556.35x = 8,100,161,416.52
  5. Step 5: Solve for x
    x = 8,100,161,416.52/102,556.35
  6. Step 6: Final answer
    x = 78,982.54

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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.