Home / 73,021.20-100,779.66-41,193.06

Finding the Fourth Proportional to 73,021.20, 100,779.66 and 41,193.06

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Solution

The fourth proportional to 73,021.20, 100,779.66 and 41,193.06 is: 56,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,021.20 : 100,779.66 = 41,193.06 : x
  2. Step 2: Convert to fraction form
    73,021.20/100,779.66 = 41,193.06/x
  3. Step 3: Cross multiply
    73,021.20x = 100,779.66 × 41,193.06
  4. Step 4: Simplify right side
    73,021.20x = 4,151,422,581.16
  5. Step 5: Solve for x
    x = 4,151,422,581.16/73,021.20
  6. Step 6: Final answer
    x = 56,852.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.