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Finding the Fourth Proportional to 201,350.54, 302,027.60 and 61,109.14

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Solution

The fourth proportional to 201,350.54, 302,027.60 and 61,109.14 is: 91,664.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,350.54 : 302,027.60 = 61,109.14 : x
  2. Step 2: Convert to fraction form
    201,350.54/302,027.60 = 61,109.14/x
  3. Step 3: Cross multiply
    201,350.54x = 302,027.60 × 61,109.14
  4. Step 4: Simplify right side
    201,350.54x = 18,456,646,892.26
  5. Step 5: Solve for x
    x = 18,456,646,892.26/201,350.54
  6. Step 6: Final answer
    x = 91,664.25

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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.