Home / 75,977.44-113,976.96-23,391.28

Finding the Fourth Proportional to 75,977.44, 113,976.96 and 23,391.28

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Solution

The fourth proportional to 75,977.44, 113,976.96 and 23,391.28 is: 35,090.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,977.44 : 113,976.96 = 23,391.28 : x
  2. Step 2: Convert to fraction form
    75,977.44/113,976.96 = 23,391.28/x
  3. Step 3: Cross multiply
    75,977.44x = 113,976.96 × 23,391.28
  4. Step 4: Simplify right side
    75,977.44x = 2,666,066,984.91
  5. Step 5: Solve for x
    x = 2,666,066,984.91/75,977.44
  6. Step 6: Final answer
    x = 35,090.25

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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.