Home / 131,535.12-197,253.96-47,272.59

Finding the Fourth Proportional to 131,535.12, 197,253.96 and 47,272.59

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Solution

The fourth proportional to 131,535.12, 197,253.96 and 47,272.59 is: 70,891.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,535.12 : 197,253.96 = 47,272.59 : x
  2. Step 2: Convert to fraction form
    131,535.12/197,253.96 = 47,272.59/x
  3. Step 3: Cross multiply
    131,535.12x = 197,253.96 × 47,272.59
  4. Step 4: Simplify right side
    131,535.12x = 9,324,705,576.96
  5. Step 5: Solve for x
    x = 9,324,705,576.96/131,535.12
  6. Step 6: Final answer
    x = 70,891.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.