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Finding the Fourth Proportional to 247,104.77, 370,523.94 and 133,313.57

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Solution

The fourth proportional to 247,104.77, 370,523.94 and 133,313.57 is: 199,898.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,104.77 : 370,523.94 = 133,313.57 : x
  2. Step 2: Convert to fraction form
    247,104.77/370,523.94 = 133,313.57/x
  3. Step 3: Cross multiply
    247,104.77x = 370,523.94 × 133,313.57
  4. Step 4: Simplify right side
    247,104.77x = 49,395,869,211.87
  5. Step 5: Solve for x
    x = 49,395,869,211.87/247,104.77
  6. Step 6: Final answer
    x = 199,898.49

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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.