Home / 119,544.96-179,341.20-40,638

Finding the Fourth Proportional to 119,544.96, 179,341.20 and 40,638

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Solution

The fourth proportional to 119,544.96, 179,341.20 and 40,638 is: 60,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,544.96 : 179,341.20 = 40,638 : x
  2. Step 2: Convert to fraction form
    119,544.96/179,341.20 = 40,638/x
  3. Step 3: Cross multiply
    119,544.96x = 179,341.20 × 40,638
  4. Step 4: Simplify right side
    119,544.96x = 7,288,067,685.60
  5. Step 5: Solve for x
    x = 7,288,067,685.60/119,544.96
  6. Step 6: Final answer
    x = 60,965.08

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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.