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Finding the Fourth Proportional to 133,915.56, 184,797.24 and 73,484.70

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Solution

The fourth proportional to 133,915.56, 184,797.24 and 73,484.70 is: 101,405.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,915.56 : 184,797.24 = 73,484.70 : x
  2. Step 2: Convert to fraction form
    133,915.56/184,797.24 = 73,484.70/x
  3. Step 3: Cross multiply
    133,915.56x = 184,797.24 × 73,484.70
  4. Step 4: Simplify right side
    133,915.56x = 13,579,769,742.23
  5. Step 5: Solve for x
    x = 13,579,769,742.23/133,915.56
  6. Step 6: Final answer
    x = 101,405.47

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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.