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Finding the Fourth Proportional to 201,881.28, 302,822.37 and 189,550.25

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Solution

The fourth proportional to 201,881.28, 302,822.37 and 189,550.25 is: 284,325.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,881.28 : 302,822.37 = 189,550.25 : x
  2. Step 2: Convert to fraction form
    201,881.28/302,822.37 = 189,550.25/x
  3. Step 3: Cross multiply
    201,881.28x = 302,822.37 × 189,550.25
  4. Step 4: Simplify right side
    201,881.28x = 57,400,054,424.98
  5. Step 5: Solve for x
    x = 57,400,054,424.98/201,881.28
  6. Step 6: Final answer
    x = 284,325.79

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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.