Home / 98,804.22-148,179.78-27,722.76

Finding the Fourth Proportional to 98,804.22, 148,179.78 and 27,722.76

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Solution

The fourth proportional to 98,804.22, 148,179.78 and 27,722.76 is: 41,576.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,804.22 : 148,179.78 = 27,722.76 : x
  2. Step 2: Convert to fraction form
    98,804.22/148,179.78 = 27,722.76/x
  3. Step 3: Cross multiply
    98,804.22x = 148,179.78 × 27,722.76
  4. Step 4: Simplify right side
    98,804.22x = 4,107,952,477.79
  5. Step 5: Solve for x
    x = 4,107,952,477.79/98,804.22
  6. Step 6: Final answer
    x = 41,576.69

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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.