Home / 264,189.03-395,958.78-121,836.69

Finding the Fourth Proportional to 264,189.03, 395,958.78 and 121,836.69

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Solution

The fourth proportional to 264,189.03, 395,958.78 and 121,836.69 is: 182,605.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,189.03 : 395,958.78 = 121,836.69 : x
  2. Step 2: Convert to fraction form
    264,189.03/395,958.78 = 121,836.69/x
  3. Step 3: Cross multiply
    264,189.03x = 395,958.78 × 121,836.69
  4. Step 4: Simplify right side
    264,189.03x = 48,242,307,131.64
  5. Step 5: Solve for x
    x = 48,242,307,131.64/264,189.03
  6. Step 6: Final answer
    x = 182,605.26

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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.