Home / 200,732.04-276,781.86-164,317.68

Finding the Fourth Proportional to 200,732.04, 276,781.86 and 164,317.68

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Solution

The fourth proportional to 200,732.04, 276,781.86 and 164,317.68 is: 226,571.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,732.04 : 276,781.86 = 164,317.68 : x
  2. Step 2: Convert to fraction form
    200,732.04/276,781.86 = 164,317.68/x
  3. Step 3: Cross multiply
    200,732.04x = 276,781.86 × 164,317.68
  4. Step 4: Simplify right side
    200,732.04x = 45,480,153,101.28
  5. Step 5: Solve for x
    x = 45,480,153,101.28/200,732.04
  6. Step 6: Final answer
    x = 226,571.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.