Home / 378,045.25-567,172.97-164,831.80

Finding the Fourth Proportional to 378,045.25, 567,172.97 and 164,831.80

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Solution

The fourth proportional to 378,045.25, 567,172.97 and 164,831.80 is: 247,293.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    378,045.25 : 567,172.97 = 164,831.80 : x
  2. Step 2: Convert to fraction form
    378,045.25/567,172.97 = 164,831.80/x
  3. Step 3: Cross multiply
    378,045.25x = 567,172.97 × 164,831.80
  4. Step 4: Simplify right side
    378,045.25x = 93,488,138,720.58
  5. Step 5: Solve for x
    x = 93,488,138,720.58/378,045.25
  6. Step 6: Final answer
    x = 247,293.52

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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.