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Finding the Fourth Proportional to 133,341.92, 200,007.54 and 73,489.04

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Solution

The fourth proportional to 133,341.92, 200,007.54 and 73,489.04 is: 110,230.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,341.92 : 200,007.54 = 73,489.04 : x
  2. Step 2: Convert to fraction form
    133,341.92/200,007.54 = 73,489.04/x
  3. Step 3: Cross multiply
    133,341.92x = 200,007.54 × 73,489.04
  4. Step 4: Simplify right side
    133,341.92x = 14,698,362,107.36
  5. Step 5: Solve for x
    x = 14,698,362,107.36/133,341.92
  6. Step 6: Final answer
    x = 110,230.62

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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.