Home / 112,474.22-168,627.29-68,090.27

Finding the Fourth Proportional to 112,474.22, 168,627.29 and 68,090.27

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Solution

The fourth proportional to 112,474.22, 168,627.29 and 68,090.27 is: 102,084.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,474.22 : 168,627.29 = 68,090.27 : x
  2. Step 2: Convert to fraction form
    112,474.22/168,627.29 = 68,090.27/x
  3. Step 3: Cross multiply
    112,474.22x = 168,627.29 × 68,090.27
  4. Step 4: Simplify right side
    112,474.22x = 11,481,876,521.88
  5. Step 5: Solve for x
    x = 11,481,876,521.88/112,474.22
  6. Step 6: Final answer
    x = 102,084.52

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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.