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Finding the Fourth Proportional to 199,524.39, 299,171.39 and 136,420.94

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Solution

The fourth proportional to 199,524.39, 299,171.39 and 136,420.94 is: 204,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,524.39 : 299,171.39 = 136,420.94 : x
  2. Step 2: Convert to fraction form
    199,524.39/299,171.39 = 136,420.94/x
  3. Step 3: Cross multiply
    199,524.39x = 299,171.39 × 136,420.94
  4. Step 4: Simplify right side
    199,524.39x = 40,813,240,066.95
  5. Step 5: Solve for x
    x = 40,813,240,066.95/199,524.39
  6. Step 6: Final answer
    x = 204,552.64

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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.