Home / 333,724.87-500,582.97-81,007.39

Finding the Fourth Proportional to 333,724.87, 500,582.97 and 81,007.39

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Solution

The fourth proportional to 333,724.87, 500,582.97 and 81,007.39 is: 121,510.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,724.87 : 500,582.97 = 81,007.39 : x
  2. Step 2: Convert to fraction form
    333,724.87/500,582.97 = 81,007.39/x
  3. Step 3: Cross multiply
    333,724.87x = 500,582.97 × 81,007.39
  4. Step 4: Simplify right side
    333,724.87x = 40,550,919,878.15
  5. Step 5: Solve for x
    x = 40,550,919,878.15/333,724.87
  6. Step 6: Final answer
    x = 121,510.03

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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.