Home / 266,103.36-367,213.50-158,617.98

Finding the Fourth Proportional to 266,103.36, 367,213.50 and 158,617.98

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Solution

The fourth proportional to 266,103.36, 367,213.50 and 158,617.98 is: 218,887.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,103.36 : 367,213.50 = 158,617.98 : x
  2. Step 2: Convert to fraction form
    266,103.36/367,213.50 = 158,617.98/x
  3. Step 3: Cross multiply
    266,103.36x = 367,213.50 × 158,617.98
  4. Step 4: Simplify right side
    266,103.36x = 58,246,663,598.73
  5. Step 5: Solve for x
    x = 58,246,663,598.73/266,103.36
  6. Step 6: Final answer
    x = 218,887.37

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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.