Home / 260,944.23-391,426.65-124,134.42

Finding the Fourth Proportional to 260,944.23, 391,426.65 and 124,134.42

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Solution

The fourth proportional to 260,944.23, 391,426.65 and 124,134.42 is: 186,206.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,944.23 : 391,426.65 = 124,134.42 : x
  2. Step 2: Convert to fraction form
    260,944.23/391,426.65 = 124,134.42/x
  3. Step 3: Cross multiply
    260,944.23x = 391,426.65 × 124,134.42
  4. Step 4: Simplify right side
    260,944.23x = 48,589,520,170.29
  5. Step 5: Solve for x
    x = 48,589,520,170.29/260,944.23
  6. Step 6: Final answer
    x = 186,206.53

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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.