Home / 181,570.20-271,817.70-135,029.40

Finding the Fourth Proportional to 181,570.20, 271,817.70 and 135,029.40

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Solution

The fourth proportional to 181,570.20, 271,817.70 and 135,029.40 is: 202,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,570.20 : 271,817.70 = 135,029.40 : x
  2. Step 2: Convert to fraction form
    181,570.20/271,817.70 = 135,029.40/x
  3. Step 3: Cross multiply
    181,570.20x = 271,817.70 × 135,029.40
  4. Step 4: Simplify right side
    181,570.20x = 36,703,380,940.38
  5. Step 5: Solve for x
    x = 36,703,380,940.38/181,570.20
  6. Step 6: Final answer
    x = 202,144.30

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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.