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Finding the Fourth Proportional to 199,796.08, 299,841.60 and 94,614.88

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Solution

The fourth proportional to 199,796.08, 299,841.60 and 94,614.88 is: 141,992.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,796.08 : 299,841.60 = 94,614.88 : x
  2. Step 2: Convert to fraction form
    199,796.08/299,841.60 = 94,614.88/x
  3. Step 3: Cross multiply
    199,796.08x = 299,841.60 × 94,614.88
  4. Step 4: Simplify right side
    199,796.08x = 28,369,477,003.01
  5. Step 5: Solve for x
    x = 28,369,477,003.01/199,796.08
  6. Step 6: Final answer
    x = 141,992.16

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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.