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Finding the Fourth Proportional to 242,940.52, 335,272.94 and 134,044.33

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Solution

The fourth proportional to 242,940.52, 335,272.94 and 134,044.33 is: 184,989.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,940.52 : 335,272.94 = 134,044.33 : x
  2. Step 2: Convert to fraction form
    242,940.52/335,272.94 = 134,044.33/x
  3. Step 3: Cross multiply
    242,940.52x = 335,272.94 × 134,044.33
  4. Step 4: Simplify right side
    242,940.52x = 44,941,436,609.43
  5. Step 5: Solve for x
    x = 44,941,436,609.43/242,940.52
  6. Step 6: Final answer
    x = 184,989.46

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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.