Home / 141,735.76-195,609.18-105,863.56

Finding the Fourth Proportional to 141,735.76, 195,609.18 and 105,863.56

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Solution

The fourth proportional to 141,735.76, 195,609.18 and 105,863.56 is: 146,102.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,735.76 : 195,609.18 = 105,863.56 : x
  2. Step 2: Convert to fraction form
    141,735.76/195,609.18 = 105,863.56/x
  3. Step 3: Cross multiply
    141,735.76x = 195,609.18 × 105,863.56
  4. Step 4: Simplify right side
    141,735.76x = 20,707,884,163.48
  5. Step 5: Solve for x
    x = 20,707,884,163.48/141,735.76
  6. Step 6: Final answer
    x = 146,102.04

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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.