Home / 112,099.08-168,151.73-27,855.84

Finding the Fourth Proportional to 112,099.08, 168,151.73 and 27,855.84

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Solution

The fourth proportional to 112,099.08, 168,151.73 and 27,855.84 is: 41,784.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,099.08 : 168,151.73 = 27,855.84 : x
  2. Step 2: Convert to fraction form
    112,099.08/168,151.73 = 27,855.84/x
  3. Step 3: Cross multiply
    112,099.08x = 168,151.73 × 27,855.84
  4. Step 4: Simplify right side
    112,099.08x = 4,684,007,686.60
  5. Step 5: Solve for x
    x = 4,684,007,686.60/112,099.08
  6. Step 6: Final answer
    x = 41,784.53

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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.