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Finding the Fourth Proportional to 167,337, 230,926.68 and 91,887.12

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Solution

The fourth proportional to 167,337, 230,926.68 and 91,887.12 is: 126,805.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,337 : 230,926.68 = 91,887.12 : x
  2. Step 2: Convert to fraction form
    167,337/230,926.68 = 91,887.12/x
  3. Step 3: Cross multiply
    167,337x = 230,926.68 × 91,887.12
  4. Step 4: Simplify right side
    167,337x = 21,219,187,556.36
  5. Step 5: Solve for x
    x = 21,219,187,556.36/167,337
  6. Step 6: Final answer
    x = 126,805.12

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1.5x scale

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.