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Finding the Fourth Proportional to 184,633.66, 276,839.78 and 84,668.63

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Solution

The fourth proportional to 184,633.66, 276,839.78 and 84,668.63 is: 126,952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,633.66 : 276,839.78 = 84,668.63 : x
  2. Step 2: Convert to fraction form
    184,633.66/276,839.78 = 84,668.63/x
  3. Step 3: Cross multiply
    184,633.66x = 276,839.78 × 84,668.63
  4. Step 4: Simplify right side
    184,633.66x = 23,439,643,094.56
  5. Step 5: Solve for x
    x = 23,439,643,094.56/184,633.66
  6. Step 6: Final answer
    x = 126,952.17

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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.