Home / 200,749.75-301,241.27-89,941.75

Finding the Fourth Proportional to 200,749.75, 301,241.27 and 89,941.75

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Solution

The fourth proportional to 200,749.75, 301,241.27 and 89,941.75 is: 134,964.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,749.75 : 301,241.27 = 89,941.75 : x
  2. Step 2: Convert to fraction form
    200,749.75/301,241.27 = 89,941.75/x
  3. Step 3: Cross multiply
    200,749.75x = 301,241.27 × 89,941.75
  4. Step 4: Simplify right side
    200,749.75x = 27,094,166,996.02
  5. Step 5: Solve for x
    x = 27,094,166,996.02/200,749.75
  6. Step 6: Final answer
    x = 134,964.89

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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.