Home / 88,485.60-122,112.18-48,201.60

Finding the Fourth Proportional to 88,485.60, 122,112.18 and 48,201.60

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Solution

The fourth proportional to 88,485.60, 122,112.18 and 48,201.60 is: 66,519.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,485.60 : 122,112.18 = 48,201.60 : x
  2. Step 2: Convert to fraction form
    88,485.60/122,112.18 = 48,201.60/x
  3. Step 3: Cross multiply
    88,485.60x = 122,112.18 × 48,201.60
  4. Step 4: Simplify right side
    88,485.60x = 5,886,002,455.49
  5. Step 5: Solve for x
    x = 5,886,002,455.49/88,485.60
  6. Step 6: Final answer
    x = 66,519.33

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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.