Home / 152,945.52-211,067.52-84,968.64

Finding the Fourth Proportional to 152,945.52, 211,067.52 and 84,968.64

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Solution

The fourth proportional to 152,945.52, 211,067.52 and 84,968.64 is: 117,258.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,945.52 : 211,067.52 = 84,968.64 : x
  2. Step 2: Convert to fraction form
    152,945.52/211,067.52 = 84,968.64/x
  3. Step 3: Cross multiply
    152,945.52x = 211,067.52 × 84,968.64
  4. Step 4: Simplify right side
    152,945.52x = 17,934,120,122.57
  5. Step 5: Solve for x
    x = 17,934,120,122.57/152,945.52
  6. Step 6: Final answer
    x = 117,258.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.