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Finding the Fourth Proportional to 133,818.84, 184,672.08 and 73,395

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Solution

The fourth proportional to 133,818.84, 184,672.08 and 73,395 is: 101,286.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,818.84 : 184,672.08 = 73,395 : x
  2. Step 2: Convert to fraction form
    133,818.84/184,672.08 = 73,395/x
  3. Step 3: Cross multiply
    133,818.84x = 184,672.08 × 73,395
  4. Step 4: Simplify right side
    133,818.84x = 13,554,007,311.60
  5. Step 5: Solve for x
    x = 13,554,007,311.60/133,818.84
  6. Step 6: Final answer
    x = 101,286.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.