Home / 80,272.22-110,850.73-51,641.69

Finding the Fourth Proportional to 80,272.22, 110,850.73 and 51,641.69

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Solution

The fourth proportional to 80,272.22, 110,850.73 and 51,641.69 is: 71,313.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,272.22 : 110,850.73 = 51,641.69 : x
  2. Step 2: Convert to fraction form
    80,272.22/110,850.73 = 51,641.69/x
  3. Step 3: Cross multiply
    80,272.22x = 110,850.73 × 51,641.69
  4. Step 4: Simplify right side
    80,272.22x = 5,724,518,351.58
  5. Step 5: Solve for x
    x = 5,724,518,351.58/80,272.22
  6. Step 6: Final answer
    x = 71,313.82

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1.5x scale

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.