Home / 69,457-104,190.66-27,904.12

Finding the Fourth Proportional to 69,457, 104,190.66 and 27,904.12

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Solution

The fourth proportional to 69,457, 104,190.66 and 27,904.12 is: 41,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,457 : 104,190.66 = 27,904.12 : x
  2. Step 2: Convert to fraction form
    69,457/104,190.66 = 27,904.12/x
  3. Step 3: Cross multiply
    69,457x = 104,190.66 × 27,904.12
  4. Step 4: Simplify right side
    69,457x = 2,907,348,679.52
  5. Step 5: Solve for x
    x = 2,907,348,679.52/69,457
  6. Step 6: Final answer
    x = 41,858.25

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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.