Home / 69,219.24-103,834.71-19,299.37

Finding the Fourth Proportional to 69,219.24, 103,834.71 and 19,299.37

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Solution

The fourth proportional to 69,219.24, 103,834.71 and 19,299.37 is: 28,950.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,219.24 : 103,834.71 = 19,299.37 : x
  2. Step 2: Convert to fraction form
    69,219.24/103,834.71 = 19,299.37/x
  3. Step 3: Cross multiply
    69,219.24x = 103,834.71 × 19,299.37
  4. Step 4: Simplify right side
    69,219.24x = 2,003,944,487.13
  5. Step 5: Solve for x
    x = 2,003,944,487.13/69,219.24
  6. Step 6: Final answer
    x = 28,950.69

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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.