Home / 75,616.56-104,346.75-41,618.51

Finding the Fourth Proportional to 75,616.56, 104,346.75 and 41,618.51

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Solution

The fourth proportional to 75,616.56, 104,346.75 and 41,618.51 is: 57,431.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,616.56 : 104,346.75 = 41,618.51 : x
  2. Step 2: Convert to fraction form
    75,616.56/104,346.75 = 41,618.51/x
  3. Step 3: Cross multiply
    75,616.56x = 104,346.75 × 41,618.51
  4. Step 4: Simplify right side
    75,616.56x = 4,342,755,736.61
  5. Step 5: Solve for x
    x = 4,342,755,736.61/75,616.56
  6. Step 6: Final answer
    x = 57,431.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.