Home / 119,198.39-178,757.79-48,102.66

Finding the Fourth Proportional to 119,198.39, 178,757.79 and 48,102.66

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Solution

The fourth proportional to 119,198.39, 178,757.79 and 48,102.66 is: 72,137.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,198.39 : 178,757.79 = 48,102.66 : x
  2. Step 2: Convert to fraction form
    119,198.39/178,757.79 = 48,102.66/x
  3. Step 3: Cross multiply
    119,198.39x = 178,757.79 × 48,102.66
  4. Step 4: Simplify right side
    119,198.39x = 8,598,725,014.34
  5. Step 5: Solve for x
    x = 8,598,725,014.34/119,198.39
  6. Step 6: Final answer
    x = 72,137.93

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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.