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Finding the Fourth Proportional to 275,955.92, 380,822.60 and 167,058.84

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Solution

The fourth proportional to 275,955.92, 380,822.60 and 167,058.84 is: 230,543.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,955.92 : 380,822.60 = 167,058.84 : x
  2. Step 2: Convert to fraction form
    275,955.92/380,822.60 = 167,058.84/x
  3. Step 3: Cross multiply
    275,955.92x = 380,822.60 × 167,058.84
  4. Step 4: Simplify right side
    275,955.92x = 63,619,781,801.78
  5. Step 5: Solve for x
    x = 63,619,781,801.78/275,955.92
  6. Step 6: Final answer
    x = 230,543.28

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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.