Home / 266,380.29-367,598.78-145,522.11

Finding the Fourth Proportional to 266,380.29, 367,598.78 and 145,522.11

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Solution

The fourth proportional to 266,380.29, 367,598.78 and 145,522.11 is: 200,817.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,380.29 : 367,598.78 = 145,522.11 : x
  2. Step 2: Convert to fraction form
    266,380.29/367,598.78 = 145,522.11/x
  3. Step 3: Cross multiply
    266,380.29x = 367,598.78 × 145,522.11
  4. Step 4: Simplify right side
    266,380.29x = 53,493,749,917.12
  5. Step 5: Solve for x
    x = 53,493,749,917.12/266,380.29
  6. Step 6: Final answer
    x = 200,817.23

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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.