Home / 54,220.83-74,824.73-30,347.50

Finding the Fourth Proportional to 54,220.83, 74,824.73 and 30,347.50

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Solution

The fourth proportional to 54,220.83, 74,824.73 and 30,347.50 is: 41,879.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,220.83 : 74,824.73 = 30,347.50 : x
  2. Step 2: Convert to fraction form
    54,220.83/74,824.73 = 30,347.50/x
  3. Step 3: Cross multiply
    54,220.83x = 74,824.73 × 30,347.50
  4. Step 4: Simplify right side
    54,220.83x = 2,270,743,493.68
  5. Step 5: Solve for x
    x = 2,270,743,493.68/54,220.83
  6. Step 6: Final answer
    x = 41,879.54

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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.