Home / 112,211.66-168,198.87-48,976.34

Finding the Fourth Proportional to 112,211.66, 168,198.87 and 48,976.34

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Solution

The fourth proportional to 112,211.66, 168,198.87 and 48,976.34 is: 73,412.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,211.66 : 168,198.87 = 48,976.34 : x
  2. Step 2: Convert to fraction form
    112,211.66/168,198.87 = 48,976.34/x
  3. Step 3: Cross multiply
    112,211.66x = 168,198.87 × 48,976.34
  4. Step 4: Simplify right side
    112,211.66x = 8,237,765,044.74
  5. Step 5: Solve for x
    x = 8,237,765,044.74/112,211.66
  6. Step 6: Final answer
    x = 73,412.74

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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.