Home / 75,783.15-104,581.26-41,792.85

Finding the Fourth Proportional to 75,783.15, 104,581.26 and 41,792.85

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Solution

The fourth proportional to 75,783.15, 104,581.26 and 41,792.85 is: 57,674.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,783.15 : 104,581.26 = 41,792.85 : x
  2. Step 2: Convert to fraction form
    75,783.15/104,581.26 = 41,792.85/x
  3. Step 3: Cross multiply
    75,783.15x = 104,581.26 × 41,792.85
  4. Step 4: Simplify right side
    75,783.15x = 4,370,748,911.99
  5. Step 5: Solve for x
    x = 4,370,748,911.99/75,783.15
  6. Step 6: Final answer
    x = 57,674.42

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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.