Home / 79,556.30-119,386.36-29,676.30

Finding the Fourth Proportional to 79,556.30, 119,386.36 and 29,676.30

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Solution

The fourth proportional to 79,556.30, 119,386.36 and 29,676.30 is: 44,533.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,556.30 : 119,386.36 = 29,676.30 : x
  2. Step 2: Convert to fraction form
    79,556.30/119,386.36 = 29,676.30/x
  3. Step 3: Cross multiply
    79,556.30x = 119,386.36 × 29,676.30
  4. Step 4: Simplify right side
    79,556.30x = 3,542,945,435.27
  5. Step 5: Solve for x
    x = 3,542,945,435.27/79,556.30
  6. Step 6: Final answer
    x = 44,533.81

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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.