Home / 98,013.24-147,105.22-55,977.48

Finding the Fourth Proportional to 98,013.24, 147,105.22 and 55,977.48

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Solution

The fourth proportional to 98,013.24, 147,105.22 and 55,977.48 is: 84,014.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,013.24 : 147,105.22 = 55,977.48 : x
  2. Step 2: Convert to fraction form
    98,013.24/147,105.22 = 55,977.48/x
  3. Step 3: Cross multiply
    98,013.24x = 147,105.22 × 55,977.48
  4. Step 4: Simplify right side
    98,013.24x = 8,234,579,510.45
  5. Step 5: Solve for x
    x = 8,234,579,510.45/98,013.24
  6. Step 6: Final answer
    x = 84,014.97

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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.