Home / 75,845.85-104,666.58-41,854.65

Finding the Fourth Proportional to 75,845.85, 104,666.58 and 41,854.65

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Solution

The fourth proportional to 75,845.85, 104,666.58 and 41,854.65 is: 57,759.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,845.85 : 104,666.58 = 41,854.65 : x
  2. Step 2: Convert to fraction form
    75,845.85/104,666.58 = 41,854.65/x
  3. Step 3: Cross multiply
    75,845.85x = 104,666.58 × 41,854.65
  4. Step 4: Simplify right side
    75,845.85x = 4,380,783,072.60
  5. Step 5: Solve for x
    x = 4,380,783,072.60/75,845.85
  6. Step 6: Final answer
    x = 57,759.03

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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.