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Finding the Fourth Proportional to 169,658.88, 234,136.32 and 94,208

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Solution

The fourth proportional to 169,658.88, 234,136.32 and 94,208 is: 130,010.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,658.88 : 234,136.32 = 94,208 : x
  2. Step 2: Convert to fraction form
    169,658.88/234,136.32 = 94,208/x
  3. Step 3: Cross multiply
    169,658.88x = 234,136.32 × 94,208
  4. Step 4: Simplify right side
    169,658.88x = 22,057,514,434.56
  5. Step 5: Solve for x
    x = 22,057,514,434.56/169,658.88
  6. Step 6: Final answer
    x = 130,010.96

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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.