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Finding the Fourth Proportional to 133,806.53, 184,653.26 and 73,377.61

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Solution

The fourth proportional to 133,806.53, 184,653.26 and 73,377.61 is: 101,261.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,806.53 : 184,653.26 = 73,377.61 : x
  2. Step 2: Convert to fraction form
    133,806.53/184,653.26 = 73,377.61/x
  3. Step 3: Cross multiply
    133,806.53x = 184,653.26 × 73,377.61
  4. Step 4: Simplify right side
    133,806.53x = 13,549,414,558.68
  5. Step 5: Solve for x
    x = 13,549,414,558.68/133,806.53
  6. Step 6: Final answer
    x = 101,261.23

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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.