Home / 103,929.92-155,911.21-33,792.83

Finding the Fourth Proportional to 103,929.92, 155,911.21 and 33,792.83

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Solution

The fourth proportional to 103,929.92, 155,911.21 and 33,792.83 is: 50,694.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,929.92 : 155,911.21 = 33,792.83 : x
  2. Step 2: Convert to fraction form
    103,929.92/155,911.21 = 33,792.83/x
  3. Step 3: Cross multiply
    103,929.92x = 155,911.21 × 33,792.83
  4. Step 4: Simplify right side
    103,929.92x = 5,268,680,066.10
  5. Step 5: Solve for x
    x = 5,268,680,066.10/103,929.92
  6. Step 6: Final answer
    x = 50,694.55

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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.