Home / 85,110.06-127,653.60-35,183.23

Finding the Fourth Proportional to 85,110.06, 127,653.60 and 35,183.23

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Solution

The fourth proportional to 85,110.06, 127,653.60 and 35,183.23 is: 52,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,110.06 : 127,653.60 = 35,183.23 : x
  2. Step 2: Convert to fraction form
    85,110.06/127,653.60 = 35,183.23/x
  3. Step 3: Cross multiply
    85,110.06x = 127,653.60 × 35,183.23
  4. Step 4: Simplify right side
    85,110.06x = 4,491,265,969.13
  5. Step 5: Solve for x
    x = 4,491,265,969.13/85,110.06
  6. Step 6: Final answer
    x = 52,770.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.