Home / 266,223.58-367,396.12-145,372.54

Finding the Fourth Proportional to 266,223.58, 367,396.12 and 145,372.54

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Solution

The fourth proportional to 266,223.58, 367,396.12 and 145,372.54 is: 200,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,223.58 : 367,396.12 = 145,372.54 : x
  2. Step 2: Convert to fraction form
    266,223.58/367,396.12 = 145,372.54/x
  3. Step 3: Cross multiply
    266,223.58x = 367,396.12 × 145,372.54
  4. Step 4: Simplify right side
    266,223.58x = 53,409,307,150.54
  5. Step 5: Solve for x
    x = 53,409,307,150.54/266,223.58
  6. Step 6: Final answer
    x = 200,618.24

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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.