Home / 142,734.26-196,994.25-82,293.07

Finding the Fourth Proportional to 142,734.26, 196,994.25 and 82,293.07

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Solution

The fourth proportional to 142,734.26, 196,994.25 and 82,293.07 is: 113,576.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,734.26 : 196,994.25 = 82,293.07 : x
  2. Step 2: Convert to fraction form
    142,734.26/196,994.25 = 82,293.07/x
  3. Step 3: Cross multiply
    142,734.26x = 196,994.25 × 82,293.07
  4. Step 4: Simplify right side
    142,734.26x = 16,211,261,604.85
  5. Step 5: Solve for x
    x = 16,211,261,604.85/142,734.26
  6. Step 6: Final answer
    x = 113,576.53

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1.5x scale

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.