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Finding the Fourth Proportional to 233,294.52, 349,668.62 and 89,105.80

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Solution

The fourth proportional to 233,294.52, 349,668.62 and 89,105.80 is: 133,554.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,294.52 : 349,668.62 = 89,105.80 : x
  2. Step 2: Convert to fraction form
    233,294.52/349,668.62 = 89,105.80/x
  3. Step 3: Cross multiply
    233,294.52x = 349,668.62 × 89,105.80
  4. Step 4: Simplify right side
    233,294.52x = 31,157,502,120.00
  5. Step 5: Solve for x
    x = 31,157,502,120.00/233,294.52
  6. Step 6: Final answer
    x = 133,554.37

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.