Home / 75,783.17-104,579.39-41,794.79

Finding the Fourth Proportional to 75,783.17, 104,579.39 and 41,794.79

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Solution

The fourth proportional to 75,783.17, 104,579.39 and 41,794.79 is: 57,676.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,783.17 : 104,579.39 = 41,794.79 : x
  2. Step 2: Convert to fraction form
    75,783.17/104,579.39 = 41,794.79/x
  3. Step 3: Cross multiply
    75,783.17x = 104,579.39 × 41,794.79
  4. Step 4: Simplify right side
    75,783.17x = 4,370,873,434.40
  5. Step 5: Solve for x
    x = 4,370,873,434.40/75,783.17
  6. Step 6: Final answer
    x = 57,676.05

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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.