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Finding the Fourth Proportional to 177,103.27, 265,696.45 and 70,493.70

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Solution

The fourth proportional to 177,103.27, 265,696.45 and 70,493.70 is: 105,757.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,103.27 : 265,696.45 = 70,493.70 : x
  2. Step 2: Convert to fraction form
    177,103.27/265,696.45 = 70,493.70/x
  3. Step 3: Cross multiply
    177,103.27x = 265,696.45 × 70,493.70
  4. Step 4: Simplify right side
    177,103.27x = 18,729,925,837.37
  5. Step 5: Solve for x
    x = 18,729,925,837.37/177,103.27
  6. Step 6: Final answer
    x = 105,757.09

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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.