Home / 79,765.22-119,647.83-54,729.37

Finding the Fourth Proportional to 79,765.22, 119,647.83 and 54,729.37

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Solution

The fourth proportional to 79,765.22, 119,647.83 and 54,729.37 is: 82,094.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,765.22 : 119,647.83 = 54,729.37 : x
  2. Step 2: Convert to fraction form
    79,765.22/119,647.83 = 54,729.37/x
  3. Step 3: Cross multiply
    79,765.22x = 119,647.83 × 54,729.37
  4. Step 4: Simplify right side
    79,765.22x = 6,548,250,712.56
  5. Step 5: Solve for x
    x = 6,548,250,712.56/79,765.22
  6. Step 6: Final answer
    x = 82,094.05

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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.