Home / 105,453.36-158,163.48-35,333.28

Finding the Fourth Proportional to 105,453.36, 158,163.48 and 35,333.28

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Solution

The fourth proportional to 105,453.36, 158,163.48 and 35,333.28 is: 52,994.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,453.36 : 158,163.48 = 35,333.28 : x
  2. Step 2: Convert to fraction form
    105,453.36/158,163.48 = 35,333.28/x
  3. Step 3: Cross multiply
    105,453.36x = 158,163.48 × 35,333.28
  4. Step 4: Simplify right side
    105,453.36x = 5,588,434,524.61
  5. Step 5: Solve for x
    x = 5,588,434,524.61/105,453.36
  6. Step 6: Final answer
    x = 52,994.37

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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.