Home / 105,634.37-158,352.33-35,464.48

Finding the Fourth Proportional to 105,634.37, 158,352.33 and 35,464.48

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Solution

The fourth proportional to 105,634.37, 158,352.33 and 35,464.48 is: 53,163.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,634.37 : 158,352.33 = 35,464.48 : x
  2. Step 2: Convert to fraction form
    105,634.37/158,352.33 = 35,464.48/x
  3. Step 3: Cross multiply
    105,634.37x = 158,352.33 × 35,464.48
  4. Step 4: Simplify right side
    105,634.37x = 5,615,883,040.24
  5. Step 5: Solve for x
    x = 5,615,883,040.24/105,634.37
  6. Step 6: Final answer
    x = 53,163.41

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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.