Home / 263,776.68-395,683.20-106,005.24

Finding the Fourth Proportional to 263,776.68, 395,683.20 and 106,005.24

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Solution

The fourth proportional to 263,776.68, 395,683.20 and 106,005.24 is: 159,015.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,776.68 : 395,683.20 = 106,005.24 : x
  2. Step 2: Convert to fraction form
    263,776.68/395,683.20 = 106,005.24/x
  3. Step 3: Cross multiply
    263,776.68x = 395,683.20 × 106,005.24
  4. Step 4: Simplify right side
    263,776.68x = 41,944,492,579.97
  5. Step 5: Solve for x
    x = 41,944,492,579.97/263,776.68
  6. Step 6: Final answer
    x = 159,015.17

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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.