Home / 110,313.22-165,479.68-42,843.65

Finding the Fourth Proportional to 110,313.22, 165,479.68 and 42,843.65

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Solution

The fourth proportional to 110,313.22, 165,479.68 and 42,843.65 is: 64,269.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,313.22 : 165,479.68 = 42,843.65 : x
  2. Step 2: Convert to fraction form
    110,313.22/165,479.68 = 42,843.65/x
  3. Step 3: Cross multiply
    110,313.22x = 165,479.68 × 42,843.65
  4. Step 4: Simplify right side
    110,313.22x = 7,089,752,557.52
  5. Step 5: Solve for x
    x = 7,089,752,557.52/110,313.22
  6. Step 6: Final answer
    x = 64,269.29

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1.5x scale

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.