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Finding the Fourth Proportional to 192,967.84, 266,425.58 and 120,481.10

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Solution

The fourth proportional to 192,967.84, 266,425.58 and 120,481.10 is: 166,345.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,967.84 : 266,425.58 = 120,481.10 : x
  2. Step 2: Convert to fraction form
    192,967.84/266,425.58 = 120,481.10/x
  3. Step 3: Cross multiply
    192,967.84x = 266,425.58 × 120,481.10
  4. Step 4: Simplify right side
    192,967.84x = 32,099,245,826.53
  5. Step 5: Solve for x
    x = 32,099,245,826.53/192,967.84
  6. Step 6: Final answer
    x = 166,345.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.