Home / 168,634.56-252,965.28-43,976.64

Finding the Fourth Proportional to 168,634.56, 252,965.28 and 43,976.64

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Solution

The fourth proportional to 168,634.56, 252,965.28 and 43,976.64 is: 65,968.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,634.56 : 252,965.28 = 43,976.64 : x
  2. Step 2: Convert to fraction form
    168,634.56/252,965.28 = 43,976.64/x
  3. Step 3: Cross multiply
    168,634.56x = 252,965.28 × 43,976.64
  4. Step 4: Simplify right side
    168,634.56x = 11,124,563,051.06
  5. Step 5: Solve for x
    x = 11,124,563,051.06/168,634.56
  6. Step 6: Final answer
    x = 65,968.46

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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.