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Finding the Fourth Proportional to 199,803.58, 299,852.85 and 94,622.38

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Solution

The fourth proportional to 199,803.58, 299,852.85 and 94,622.38 is: 142,003.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,803.58 : 299,852.85 = 94,622.38 : x
  2. Step 2: Convert to fraction form
    199,803.58/299,852.85 = 94,622.38/x
  3. Step 3: Cross multiply
    199,803.58x = 299,852.85 × 94,622.38
  4. Step 4: Simplify right side
    199,803.58x = 28,372,790,316.78
  5. Step 5: Solve for x
    x = 28,372,790,316.78/199,803.58
  6. Step 6: Final answer
    x = 142,003.41

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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.