Home / 263,802.22-395,699.78-64,122.03

Finding the Fourth Proportional to 263,802.22, 395,699.78 and 64,122.03

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Solution

The fourth proportional to 263,802.22, 395,699.78 and 64,122.03 is: 96,182.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,802.22 : 395,699.78 = 64,122.03 : x
  2. Step 2: Convert to fraction form
    263,802.22/395,699.78 = 64,122.03/x
  3. Step 3: Cross multiply
    263,802.22x = 395,699.78 × 64,122.03
  4. Step 4: Simplify right side
    263,802.22x = 25,373,073,324.46
  5. Step 5: Solve for x
    x = 25,373,073,324.46/263,802.22
  6. Step 6: Final answer
    x = 96,182.18

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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.