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Finding the Fourth Proportional to 177,181.52, 265,806.50 and 57,270.74

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Solution

The fourth proportional to 177,181.52, 265,806.50 and 57,270.74 is: 85,917.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,181.52 : 265,806.50 = 57,270.74 : x
  2. Step 2: Convert to fraction form
    177,181.52/265,806.50 = 57,270.74/x
  3. Step 3: Cross multiply
    177,181.52x = 265,806.50 × 57,270.74
  4. Step 4: Simplify right side
    177,181.52x = 15,222,933,336.42
  5. Step 5: Solve for x
    x = 15,222,933,336.42/177,181.52
  6. Step 6: Final answer
    x = 85,917.16

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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.