Home / 181,284.58-271,936.09-67,407.15

Finding the Fourth Proportional to 181,284.58, 271,936.09 and 67,407.15

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Solution

The fourth proportional to 181,284.58, 271,936.09 and 67,407.15 is: 101,114.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,284.58 : 271,936.09 = 67,407.15 : x
  2. Step 2: Convert to fraction form
    181,284.58/271,936.09 = 67,407.15/x
  3. Step 3: Cross multiply
    181,284.58x = 271,936.09 × 67,407.15
  4. Step 4: Simplify right side
    181,284.58x = 18,330,435,449.36
  5. Step 5: Solve for x
    x = 18,330,435,449.36/181,284.58
  6. Step 6: Final answer
    x = 101,114.15

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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.