Home / 90,601.24-125,025.48-50,317.60

Finding the Fourth Proportional to 90,601.24, 125,025.48 and 50,317.60

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Solution

The fourth proportional to 90,601.24, 125,025.48 and 50,317.60 is: 69,435.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,601.24 : 125,025.48 = 50,317.60 : x
  2. Step 2: Convert to fraction form
    90,601.24/125,025.48 = 50,317.60/x
  3. Step 3: Cross multiply
    90,601.24x = 125,025.48 × 50,317.60
  4. Step 4: Simplify right side
    90,601.24x = 6,290,982,092.45
  5. Step 5: Solve for x
    x = 6,290,982,092.45/90,601.24
  6. Step 6: Final answer
    x = 69,435.94

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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.