Home / 69,190.50-103,785.75-22,443.38

Finding the Fourth Proportional to 69,190.50, 103,785.75 and 22,443.38

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Solution

The fourth proportional to 69,190.50, 103,785.75 and 22,443.38 is: 33,665.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,190.50 : 103,785.75 = 22,443.38 : x
  2. Step 2: Convert to fraction form
    69,190.50/103,785.75 = 22,443.38/x
  3. Step 3: Cross multiply
    69,190.50x = 103,785.75 × 22,443.38
  4. Step 4: Simplify right side
    69,190.50x = 2,329,303,025.84
  5. Step 5: Solve for x
    x = 2,329,303,025.84/69,190.50
  6. Step 6: Final answer
    x = 33,665.07

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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.