Home / 112,083.24-168,081.12-48,922.68

Finding the Fourth Proportional to 112,083.24, 168,081.12 and 48,922.68

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Solution

The fourth proportional to 112,083.24, 168,081.12 and 48,922.68 is: 73,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,083.24 : 168,081.12 = 48,922.68 : x
  2. Step 2: Convert to fraction form
    112,083.24/168,081.12 = 48,922.68/x
  3. Step 3: Cross multiply
    112,083.24x = 168,081.12 × 48,922.68
  4. Step 4: Simplify right side
    112,083.24x = 8,222,978,847.80
  5. Step 5: Solve for x
    x = 8,222,978,847.80/112,083.24
  6. Step 6: Final answer
    x = 73,364.93

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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.