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Finding the Fourth Proportional to 135,027.65, 201,958.28 and 114,032.45

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Solution

The fourth proportional to 135,027.65, 201,958.28 and 114,032.45 is: 170,556.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,027.65 : 201,958.28 = 114,032.45 : x
  2. Step 2: Convert to fraction form
    135,027.65/201,958.28 = 114,032.45/x
  3. Step 3: Cross multiply
    135,027.65x = 201,958.28 × 114,032.45
  4. Step 4: Simplify right side
    135,027.65x = 23,029,796,896.02
  5. Step 5: Solve for x
    x = 23,029,796,896.02/135,027.65
  6. Step 6: Final answer
    x = 170,556.16

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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.