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Finding the Fourth Proportional to 181,271.80, 271,907.70 and 179,959.60

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Solution

The fourth proportional to 181,271.80, 271,907.70 and 179,959.60 is: 269,939.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,271.80 : 271,907.70 = 179,959.60 : x
  2. Step 2: Convert to fraction form
    181,271.80/271,907.70 = 179,959.60/x
  3. Step 3: Cross multiply
    181,271.80x = 271,907.70 × 179,959.60
  4. Step 4: Simplify right side
    181,271.80x = 48,932,400,928.92
  5. Step 5: Solve for x
    x = 48,932,400,928.92/181,271.80
  6. Step 6: Final answer
    x = 269,939.40

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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.