Home / 107,278.87-160,919.49-32,399.65

Finding the Fourth Proportional to 107,278.87, 160,919.49 and 32,399.65

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Solution

The fourth proportional to 107,278.87, 160,919.49 and 32,399.65 is: 48,599.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,278.87 : 160,919.49 = 32,399.65 : x
  2. Step 2: Convert to fraction form
    107,278.87/160,919.49 = 32,399.65/x
  3. Step 3: Cross multiply
    107,278.87x = 160,919.49 × 32,399.65
  4. Step 4: Simplify right side
    107,278.87x = 5,213,735,154.18
  5. Step 5: Solve for x
    x = 5,213,735,154.18/107,278.87
  6. Step 6: Final answer
    x = 48,599.83

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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.