Home / 266,105.36-367,216.28-158,620

Finding the Fourth Proportional to 266,105.36, 367,216.28 and 158,620

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Solution

The fourth proportional to 266,105.36, 367,216.28 and 158,620 is: 218,890.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,105.36 : 367,216.28 = 158,620 : x
  2. Step 2: Convert to fraction form
    266,105.36/367,216.28 = 158,620/x
  3. Step 3: Cross multiply
    266,105.36x = 367,216.28 × 158,620
  4. Step 4: Simplify right side
    266,105.36x = 58,247,846,333.60
  5. Step 5: Solve for x
    x = 58,247,846,333.60/266,105.36
  6. Step 6: Final answer
    x = 218,890.17

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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.