Home / 266,140.62-367,261.20-151,408.50

Finding the Fourth Proportional to 266,140.62, 367,261.20 and 151,408.50

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Solution

The fourth proportional to 266,140.62, 367,261.20 and 151,408.50 is: 208,936.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,140.62 : 367,261.20 = 151,408.50 : x
  2. Step 2: Convert to fraction form
    266,140.62/367,261.20 = 151,408.50/x
  3. Step 3: Cross multiply
    266,140.62x = 367,261.20 × 151,408.50
  4. Step 4: Simplify right side
    266,140.62x = 55,606,467,400.20
  5. Step 5: Solve for x
    x = 55,606,467,400.20/266,140.62
  6. Step 6: Final answer
    x = 208,936.42

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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.