Home / 106,568.22-159,852.06-100,072.56

Finding the Fourth Proportional to 106,568.22, 159,852.06 and 100,072.56

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Solution

The fourth proportional to 106,568.22, 159,852.06 and 100,072.56 is: 150,108.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,568.22 : 159,852.06 = 100,072.56 : x
  2. Step 2: Convert to fraction form
    106,568.22/159,852.06 = 100,072.56/x
  3. Step 3: Cross multiply
    106,568.22x = 159,852.06 × 100,072.56
  4. Step 4: Simplify right side
    106,568.22x = 15,996,804,865.47
  5. Step 5: Solve for x
    x = 15,996,804,865.47/106,568.22
  6. Step 6: Final answer
    x = 150,108.59

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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.