Home / 126,927.38-189,961.94-123,511.84

Finding the Fourth Proportional to 126,927.38, 189,961.94 and 123,511.84

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Solution

The fourth proportional to 126,927.38, 189,961.94 and 123,511.84 is: 184,850.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,927.38 : 189,961.94 = 123,511.84 : x
  2. Step 2: Convert to fraction form
    126,927.38/189,961.94 = 123,511.84/x
  3. Step 3: Cross multiply
    126,927.38x = 189,961.94 × 123,511.84
  4. Step 4: Simplify right side
    126,927.38x = 23,462,547,172.00
  5. Step 5: Solve for x
    x = 23,462,547,172.00/126,927.38
  6. Step 6: Final answer
    x = 184,850.17

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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.