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Finding the Fourth Proportional to 184,545, 276,935.24 and 66,213.72

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Solution

The fourth proportional to 184,545, 276,935.24 and 66,213.72 is: 99,362.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,545 : 276,935.24 = 66,213.72 : x
  2. Step 2: Convert to fraction form
    184,545/276,935.24 = 66,213.72/x
  3. Step 3: Cross multiply
    184,545x = 276,935.24 × 66,213.72
  4. Step 4: Simplify right side
    184,545x = 18,336,912,439.49
  5. Step 5: Solve for x
    x = 18,336,912,439.49/184,545
  6. Step 6: Final answer
    x = 99,362.82

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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.