Home / 53,680.19-80,477.94-33,917.09

Finding the Fourth Proportional to 53,680.19, 80,477.94 and 33,917.09

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Solution

The fourth proportional to 53,680.19, 80,477.94 and 33,917.09 is: 50,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,680.19 : 80,477.94 = 33,917.09 : x
  2. Step 2: Convert to fraction form
    53,680.19/80,477.94 = 33,917.09/x
  3. Step 3: Cross multiply
    53,680.19x = 80,477.94 × 33,917.09
  4. Step 4: Simplify right side
    53,680.19x = 2,729,577,364.41
  5. Step 5: Solve for x
    x = 2,729,577,364.41/53,680.19
  6. Step 6: Final answer
    x = 50,848.88

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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.