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Finding the Fourth Proportional to 134,080.56, 200,814.60 and 64,009.08

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Solution

The fourth proportional to 134,080.56, 200,814.60 and 64,009.08 is: 95,867.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,080.56 : 200,814.60 = 64,009.08 : x
  2. Step 2: Convert to fraction form
    134,080.56/200,814.60 = 64,009.08/x
  3. Step 3: Cross multiply
    134,080.56x = 200,814.60 × 64,009.08
  4. Step 4: Simplify right side
    134,080.56x = 12,853,957,796.57
  5. Step 5: Solve for x
    x = 12,853,957,796.57/134,080.56
  6. Step 6: Final answer
    x = 95,867.42

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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.