Home / 73,074.69-109,295.33-43,017.28

Finding the Fourth Proportional to 73,074.69, 109,295.33 and 43,017.28

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Solution

The fourth proportional to 73,074.69, 109,295.33 and 43,017.28 is: 64,339.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,074.69 : 109,295.33 = 43,017.28 : x
  2. Step 2: Convert to fraction form
    73,074.69/109,295.33 = 43,017.28/x
  3. Step 3: Cross multiply
    73,074.69x = 109,295.33 × 43,017.28
  4. Step 4: Simplify right side
    73,074.69x = 4,701,587,324.98
  5. Step 5: Solve for x
    x = 4,701,587,324.98/73,074.69
  6. Step 6: Final answer
    x = 64,339.48

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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.