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Finding the Fourth Proportional to 170,729.51, 235,629.02 and 95,293.67

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Solution

The fourth proportional to 170,729.51, 235,629.02 and 95,293.67 is: 131,517.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,729.51 : 235,629.02 = 95,293.67 : x
  2. Step 2: Convert to fraction form
    170,729.51/235,629.02 = 95,293.67/x
  3. Step 3: Cross multiply
    170,729.51x = 235,629.02 × 95,293.67
  4. Step 4: Simplify right side
    170,729.51x = 22,453,954,074.30
  5. Step 5: Solve for x
    x = 22,453,954,074.30/170,729.51
  6. Step 6: Final answer
    x = 131,517.71

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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.