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Finding the Fourth Proportional to 200,317.44, 300,268.50 and 125,265.33

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Solution

The fourth proportional to 200,317.44, 300,268.50 and 125,265.33 is: 187,768.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,317.44 : 300,268.50 = 125,265.33 : x
  2. Step 2: Convert to fraction form
    200,317.44/300,268.50 = 125,265.33/x
  3. Step 3: Cross multiply
    200,317.44x = 300,268.50 × 125,265.33
  4. Step 4: Simplify right side
    200,317.44x = 37,613,232,741.11
  5. Step 5: Solve for x
    x = 37,613,232,741.11/200,317.44
  6. Step 6: Final answer
    x = 187,768.14

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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.