Home / 263,851.53-395,777.29-64,172.05

Finding the Fourth Proportional to 263,851.53, 395,777.29 and 64,172.05

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Solution

The fourth proportional to 263,851.53, 395,777.29 and 64,172.05 is: 96,258.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,851.53 : 395,777.29 = 64,172.05 : x
  2. Step 2: Convert to fraction form
    263,851.53/395,777.29 = 64,172.05/x
  3. Step 3: Cross multiply
    263,851.53x = 395,777.29 × 64,172.05
  4. Step 4: Simplify right side
    263,851.53x = 25,397,839,013.19
  5. Step 5: Solve for x
    x = 25,397,839,013.19/263,851.53
  6. Step 6: Final answer
    x = 96,258.07

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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.