Home / 76,371.40-114,546.30-23,786.20

Finding the Fourth Proportional to 76,371.40, 114,546.30 and 23,786.20

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Solution

The fourth proportional to 76,371.40, 114,546.30 and 23,786.20 is: 35,675.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,371.40 : 114,546.30 = 23,786.20 : x
  2. Step 2: Convert to fraction form
    76,371.40/114,546.30 = 23,786.20/x
  3. Step 3: Cross multiply
    76,371.40x = 114,546.30 × 23,786.20
  4. Step 4: Simplify right side
    76,371.40x = 2,724,621,201.06
  5. Step 5: Solve for x
    x = 2,724,621,201.06/76,371.40
  6. Step 6: Final answer
    x = 35,675.94

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1.5x scale

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.