Home / 69,657.10-104,501.88-55,479.22

Finding the Fourth Proportional to 69,657.10, 104,501.88 and 55,479.22

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Solution

The fourth proportional to 69,657.10, 104,501.88 and 55,479.22 is: 83,231.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,657.10 : 104,501.88 = 55,479.22 : x
  2. Step 2: Convert to fraction form
    69,657.10/104,501.88 = 55,479.22/x
  3. Step 3: Cross multiply
    69,657.10x = 104,501.88 × 55,479.22
  4. Step 4: Simplify right side
    69,657.10x = 5,797,682,790.93
  5. Step 5: Solve for x
    x = 5,797,682,790.93/69,657.10
  6. Step 6: Final answer
    x = 83,231.76

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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.