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Finding the Fourth Proportional to 123,236.69, 184,853.09 and 63,230.52

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Solution

The fourth proportional to 123,236.69, 184,853.09 and 63,230.52 is: 94,844.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,236.69 : 184,853.09 = 63,230.52 : x
  2. Step 2: Convert to fraction form
    123,236.69/184,853.09 = 63,230.52/x
  3. Step 3: Cross multiply
    123,236.69x = 184,853.09 × 63,230.52
  4. Step 4: Simplify right side
    123,236.69x = 11,688,357,162.38
  5. Step 5: Solve for x
    x = 11,688,357,162.38/123,236.69
  6. Step 6: Final answer
    x = 94,844.79

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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.