Home / 74,694.34-112,058.79-33,144.58

Finding the Fourth Proportional to 74,694.34, 112,058.79 and 33,144.58

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Solution

The fourth proportional to 74,694.34, 112,058.79 and 33,144.58 is: 49,724.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,694.34 : 112,058.79 = 33,144.58 : x
  2. Step 2: Convert to fraction form
    74,694.34/112,058.79 = 33,144.58/x
  3. Step 3: Cross multiply
    74,694.34x = 112,058.79 × 33,144.58
  4. Step 4: Simplify right side
    74,694.34x = 3,714,141,529.86
  5. Step 5: Solve for x
    x = 3,714,141,529.86/74,694.34
  6. Step 6: Final answer
    x = 49,724.54

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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.