Home / 312,582.62-468,873.94-75,923.71

Finding the Fourth Proportional to 312,582.62, 468,873.94 and 75,923.71

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Solution

The fourth proportional to 312,582.62, 468,873.94 and 75,923.71 is: 113,885.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,582.62 : 468,873.94 = 75,923.71 : x
  2. Step 2: Convert to fraction form
    312,582.62/468,873.94 = 75,923.71/x
  3. Step 3: Cross multiply
    312,582.62x = 468,873.94 × 75,923.71
  4. Step 4: Simplify right side
    312,582.62x = 35,598,646,734.81
  5. Step 5: Solve for x
    x = 35,598,646,734.81/312,582.62
  6. Step 6: Final answer
    x = 113,885.56

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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.