Home / 263,984.81-364,301.75-143,126.33

Finding the Fourth Proportional to 263,984.81, 364,301.75 and 143,126.33

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Solution

The fourth proportional to 263,984.81, 364,301.75 and 143,126.33 is: 197,515.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,984.81 : 364,301.75 = 143,126.33 : x
  2. Step 2: Convert to fraction form
    263,984.81/364,301.75 = 143,126.33/x
  3. Step 3: Cross multiply
    263,984.81x = 364,301.75 × 143,126.33
  4. Step 4: Simplify right side
    263,984.81x = 52,141,171,774.45
  5. Step 5: Solve for x
    x = 52,141,171,774.45/263,984.81
  6. Step 6: Final answer
    x = 197,515.80

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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.