Home / 74,558.43-111,857.64-32,447.58

Finding the Fourth Proportional to 74,558.43, 111,857.64 and 32,447.58

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Solution

The fourth proportional to 74,558.43, 111,857.64 and 32,447.58 is: 48,680.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,558.43 : 111,857.64 = 32,447.58 : x
  2. Step 2: Convert to fraction form
    74,558.43/111,857.64 = 32,447.58/x
  3. Step 3: Cross multiply
    74,558.43x = 111,857.64 × 32,447.58
  4. Step 4: Simplify right side
    74,558.43x = 3,629,509,722.51
  5. Step 5: Solve for x
    x = 3,629,509,722.51/74,558.43
  6. Step 6: Final answer
    x = 48,680.07

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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.