Home / 168,571.14-252,880.40-54,680.28

Finding the Fourth Proportional to 168,571.14, 252,880.40 and 54,680.28

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Solution

The fourth proportional to 168,571.14, 252,880.40 and 54,680.28 is: 82,028.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,571.14 : 252,880.40 = 54,680.28 : x
  2. Step 2: Convert to fraction form
    168,571.14/252,880.40 = 54,680.28/x
  3. Step 3: Cross multiply
    168,571.14x = 252,880.40 × 54,680.28
  4. Step 4: Simplify right side
    168,571.14x = 13,827,571,078.51
  5. Step 5: Solve for x
    x = 13,827,571,078.51/168,571.14
  6. Step 6: Final answer
    x = 82,028.10

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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.