Home / 88,408.56-122,005.80-50,170.62

Finding the Fourth Proportional to 88,408.56, 122,005.80 and 50,170.62

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Solution

The fourth proportional to 88,408.56, 122,005.80 and 50,170.62 is: 69,236.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,408.56 : 122,005.80 = 50,170.62 : x
  2. Step 2: Convert to fraction form
    88,408.56/122,005.80 = 50,170.62/x
  3. Step 3: Cross multiply
    88,408.56x = 122,005.80 × 50,170.62
  4. Step 4: Simplify right side
    88,408.56x = 6,121,106,629.60
  5. Step 5: Solve for x
    x = 6,121,106,629.60/88,408.56
  6. Step 6: Final answer
    x = 69,236.58

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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.