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Finding the Fourth Proportional to 199,924.52, 299,902.28 and 66,805.26

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Solution

The fourth proportional to 199,924.52, 299,902.28 and 66,805.26 is: 100,213.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,924.52 : 299,902.28 = 66,805.26 : x
  2. Step 2: Convert to fraction form
    199,924.52/299,902.28 = 66,805.26/x
  3. Step 3: Cross multiply
    199,924.52x = 299,902.28 × 66,805.26
  4. Step 4: Simplify right side
    199,924.52x = 20,035,048,707.11
  5. Step 5: Solve for x
    x = 20,035,048,707.11/199,924.52
  6. Step 6: Final answer
    x = 100,213.06

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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.