Home / 252,884.09-348,979.77-145,451.36

Finding the Fourth Proportional to 252,884.09, 348,979.77 and 145,451.36

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Solution

The fourth proportional to 252,884.09, 348,979.77 and 145,451.36 is: 200,722.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,884.09 : 348,979.77 = 145,451.36 : x
  2. Step 2: Convert to fraction form
    252,884.09/348,979.77 = 145,451.36/x
  3. Step 3: Cross multiply
    252,884.09x = 348,979.77 × 145,451.36
  4. Step 4: Simplify right side
    252,884.09x = 50,759,580,414.09
  5. Step 5: Solve for x
    x = 50,759,580,414.09/252,884.09
  6. Step 6: Final answer
    x = 200,722.72

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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.