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Finding the Fourth Proportional to 223,058.28, 334,640.07 and 73,299

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Solution

The fourth proportional to 223,058.28, 334,640.07 and 73,299 is: 109,965.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,058.28 : 334,640.07 = 73,299 : x
  2. Step 2: Convert to fraction form
    223,058.28/334,640.07 = 73,299/x
  3. Step 3: Cross multiply
    223,058.28x = 334,640.07 × 73,299
  4. Step 4: Simplify right side
    223,058.28x = 24,528,782,490.93
  5. Step 5: Solve for x
    x = 24,528,782,490.93/223,058.28
  6. Step 6: Final answer
    x = 109,965.80

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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.