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Finding the Fourth Proportional to 133,025.96, 183,575.94 and 73,409.96

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Solution

The fourth proportional to 133,025.96, 183,575.94 and 73,409.96 is: 101,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,025.96 : 183,575.94 = 73,409.96 : x
  2. Step 2: Convert to fraction form
    133,025.96/183,575.94 = 73,409.96/x
  3. Step 3: Cross multiply
    133,025.96x = 183,575.94 × 73,409.96
  4. Step 4: Simplify right side
    133,025.96x = 13,476,302,412.36
  5. Step 5: Solve for x
    x = 13,476,302,412.36/133,025.96
  6. Step 6: Final answer
    x = 101,305.81

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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.