Home / 181,568.20-271,814.70-135,027.40

Finding the Fourth Proportional to 181,568.20, 271,814.70 and 135,027.40

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Solution

The fourth proportional to 181,568.20, 271,814.70 and 135,027.40 is: 202,141.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,568.20 : 271,814.70 = 135,027.40 : x
  2. Step 2: Convert to fraction form
    181,568.20/271,814.70 = 135,027.40/x
  3. Step 3: Cross multiply
    181,568.20x = 271,814.70 × 135,027.40
  4. Step 4: Simplify right side
    181,568.20x = 36,702,432,222.78
  5. Step 5: Solve for x
    x = 36,702,432,222.78/181,568.20
  6. Step 6: Final answer
    x = 202,141.30

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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.