Home / 205,022.04-307,498.01-55,227.30

Finding the Fourth Proportional to 205,022.04, 307,498.01 and 55,227.30

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Solution

The fourth proportional to 205,022.04, 307,498.01 and 55,227.30 is: 82,831.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,022.04 : 307,498.01 = 55,227.30 : x
  2. Step 2: Convert to fraction form
    205,022.04/307,498.01 = 55,227.30/x
  3. Step 3: Cross multiply
    205,022.04x = 307,498.01 × 55,227.30
  4. Step 4: Simplify right side
    205,022.04x = 16,982,284,571.54
  5. Step 5: Solve for x
    x = 16,982,284,571.54/205,022.04
  6. Step 6: Final answer
    x = 82,831.51

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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.