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Finding the Fourth Proportional to 229,058.28, 343,721.88 and 95,928.30

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Solution

The fourth proportional to 229,058.28, 343,721.88 and 95,928.30 is: 143,948.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,058.28 : 343,721.88 = 95,928.30 : x
  2. Step 2: Convert to fraction form
    229,058.28/343,721.88 = 95,928.30/x
  3. Step 3: Cross multiply
    229,058.28x = 343,721.88 × 95,928.30
  4. Step 4: Simplify right side
    229,058.28x = 32,972,655,621.20
  5. Step 5: Solve for x
    x = 32,972,655,621.20/229,058.28
  6. Step 6: Final answer
    x = 143,948.76

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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.