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Finding the Fourth Proportional to 242,880.77, 335,175.78 and 133,982.65

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Solution

The fourth proportional to 242,880.77, 335,175.78 and 133,982.65 is: 184,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,880.77 : 335,175.78 = 133,982.65 : x
  2. Step 2: Convert to fraction form
    242,880.77/335,175.78 = 133,982.65/x
  3. Step 3: Cross multiply
    242,880.77x = 335,175.78 × 133,982.65
  4. Step 4: Simplify right side
    242,880.77x = 44,907,739,220.22
  5. Step 5: Solve for x
    x = 44,907,739,220.22/242,880.77
  6. Step 6: Final answer
    x = 184,896.23

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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.