Home / 75,499.62-104,190.67-41,509.59

Finding the Fourth Proportional to 75,499.62, 104,190.67 and 41,509.59

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Solution

The fourth proportional to 75,499.62, 104,190.67 and 41,509.59 is: 57,283.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,499.62 : 104,190.67 = 41,509.59 : x
  2. Step 2: Convert to fraction form
    75,499.62/104,190.67 = 41,509.59/x
  3. Step 3: Cross multiply
    75,499.62x = 104,190.67 × 41,509.59
  4. Step 4: Simplify right side
    75,499.62x = 4,324,911,993.53
  5. Step 5: Solve for x
    x = 4,324,911,993.53/75,499.62
  6. Step 6: Final answer
    x = 57,283.89

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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.