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Finding the Fourth Proportional to 471,067.49, 706,584.52 and 134,109.92

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Solution

The fourth proportional to 471,067.49, 706,584.52 and 134,109.92 is: 201,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,067.49 : 706,584.52 = 134,109.92 : x
  2. Step 2: Convert to fraction form
    471,067.49/706,584.52 = 134,109.92/x
  3. Step 3: Cross multiply
    471,067.49x = 706,584.52 × 134,109.92
  4. Step 4: Simplify right side
    471,067.49x = 94,759,991,410.00
  5. Step 5: Solve for x
    x = 94,759,991,410.00/471,067.49
  6. Step 6: Final answer
    x = 201,160.12

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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.