Home / 263,899.37-364,181.77-143,040.53

Finding the Fourth Proportional to 263,899.37, 364,181.77 and 143,040.53

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Solution

The fourth proportional to 263,899.37, 364,181.77 and 143,040.53 is: 197,396.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,899.37 : 364,181.77 = 143,040.53 : x
  2. Step 2: Convert to fraction form
    263,899.37/364,181.77 = 143,040.53/x
  3. Step 3: Cross multiply
    263,899.37x = 364,181.77 × 143,040.53
  4. Step 4: Simplify right side
    263,899.37x = 52,092,754,486.39
  5. Step 5: Solve for x
    x = 52,092,754,486.39/263,899.37
  6. Step 6: Final answer
    x = 197,396.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.