Home / 75,570.59-104,286.75-41,580.51

Finding the Fourth Proportional to 75,570.59, 104,286.75 and 41,580.51

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Solution

The fourth proportional to 75,570.59, 104,286.75 and 41,580.51 is: 57,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,570.59 : 104,286.75 = 41,580.51 : x
  2. Step 2: Convert to fraction form
    75,570.59/104,286.75 = 41,580.51/x
  3. Step 3: Cross multiply
    75,570.59x = 104,286.75 × 41,580.51
  4. Step 4: Simplify right side
    75,570.59x = 4,336,296,216.58
  5. Step 5: Solve for x
    x = 4,336,296,216.58/75,570.59
  6. Step 6: Final answer
    x = 57,380.74

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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.