Home / 69,529.50-104,289.01-22,142.68

Finding the Fourth Proportional to 69,529.50, 104,289.01 and 22,142.68

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Solution

The fourth proportional to 69,529.50, 104,289.01 and 22,142.68 is: 33,212.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,529.50 : 104,289.01 = 22,142.68 : x
  2. Step 2: Convert to fraction form
    69,529.50/104,289.01 = 22,142.68/x
  3. Step 3: Cross multiply
    69,529.50x = 104,289.01 × 22,142.68
  4. Step 4: Simplify right side
    69,529.50x = 2,309,237,859.87
  5. Step 5: Solve for x
    x = 2,309,237,859.87/69,529.50
  6. Step 6: Final answer
    x = 33,212.35

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1.5x scale

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.