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Finding the Fourth Proportional to 199,370.60, 299,094.30 and 100,874.60

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Solution

The fourth proportional to 199,370.60, 299,094.30 and 100,874.60 is: 151,331.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,370.60 : 299,094.30 = 100,874.60 : x
  2. Step 2: Convert to fraction form
    199,370.60/299,094.30 = 100,874.60/x
  3. Step 3: Cross multiply
    199,370.60x = 299,094.30 × 100,874.60
  4. Step 4: Simplify right side
    199,370.60x = 30,171,017,874.78
  5. Step 5: Solve for x
    x = 30,171,017,874.78/199,370.60
  6. Step 6: Final answer
    x = 151,331.33

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1.5x scale

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.