Home / 231,041.70-346,562.55-131,163.30

Finding the Fourth Proportional to 231,041.70, 346,562.55 and 131,163.30

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Solution

The fourth proportional to 231,041.70, 346,562.55 and 131,163.30 is: 196,744.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,041.70 : 346,562.55 = 131,163.30 : x
  2. Step 2: Convert to fraction form
    231,041.70/346,562.55 = 131,163.30/x
  3. Step 3: Cross multiply
    231,041.70x = 346,562.55 × 131,163.30
  4. Step 4: Simplify right side
    231,041.70x = 45,456,287,714.42
  5. Step 5: Solve for x
    x = 45,456,287,714.42/231,041.70
  6. Step 6: Final answer
    x = 196,744.95

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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.