Home / 181,273.14-271,915.11-86,513.37

Finding the Fourth Proportional to 181,273.14, 271,915.11 and 86,513.37

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Solution

The fourth proportional to 181,273.14, 271,915.11 and 86,513.37 is: 129,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,273.14 : 271,915.11 = 86,513.37 : x
  2. Step 2: Convert to fraction form
    181,273.14/271,915.11 = 86,513.37/x
  3. Step 3: Cross multiply
    181,273.14x = 271,915.11 × 86,513.37
  4. Step 4: Simplify right side
    181,273.14x = 23,524,291,500.34
  5. Step 5: Solve for x
    x = 23,524,291,500.34/181,273.14
  6. Step 6: Final answer
    x = 129,772.63

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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.