Home / 263,699.26-395,551.36-64,021.40

Finding the Fourth Proportional to 263,699.26, 395,551.36 and 64,021.40

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Solution

The fourth proportional to 263,699.26, 395,551.36 and 64,021.40 is: 96,032.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,699.26 : 395,551.36 = 64,021.40 : x
  2. Step 2: Convert to fraction form
    263,699.26/395,551.36 = 64,021.40/x
  3. Step 3: Cross multiply
    263,699.26x = 395,551.36 × 64,021.40
  4. Step 4: Simplify right side
    263,699.26x = 25,323,749,861.35
  5. Step 5: Solve for x
    x = 25,323,749,861.35/263,699.26
  6. Step 6: Final answer
    x = 96,032.69

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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.