Home / 266,217.92-367,395.60-145,370.42

Finding the Fourth Proportional to 266,217.92, 367,395.60 and 145,370.42

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Solution

The fourth proportional to 266,217.92, 367,395.60 and 145,370.42 is: 200,619.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,217.92 : 367,395.60 = 145,370.42 : x
  2. Step 2: Convert to fraction form
    266,217.92/367,395.60 = 145,370.42/x
  3. Step 3: Cross multiply
    266,217.92x = 367,395.60 × 145,370.42
  4. Step 4: Simplify right side
    266,217.92x = 53,408,450,114.32
  5. Step 5: Solve for x
    x = 53,408,450,114.32/266,217.92
  6. Step 6: Final answer
    x = 200,619.29

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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.