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Finding the Fourth Proportional to 192,553.85, 265,736.57 and 107,670.89

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Solution

The fourth proportional to 192,553.85, 265,736.57 and 107,670.89 is: 148,592.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,553.85 : 265,736.57 = 107,670.89 : x
  2. Step 2: Convert to fraction form
    192,553.85/265,736.57 = 107,670.89/x
  3. Step 3: Cross multiply
    192,553.85x = 265,736.57 × 107,670.89
  4. Step 4: Simplify right side
    192,553.85x = 28,612,091,130.41
  5. Step 5: Solve for x
    x = 28,612,091,130.41/192,553.85
  6. Step 6: Final answer
    x = 148,592.68

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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.