Home / 90,784.08-125,268.57-50,498.37

Finding the Fourth Proportional to 90,784.08, 125,268.57 and 50,498.37

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Solution

The fourth proportional to 90,784.08, 125,268.57 and 50,498.37 is: 69,680.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,784.08 : 125,268.57 = 50,498.37 : x
  2. Step 2: Convert to fraction form
    90,784.08/125,268.57 = 50,498.37/x
  3. Step 3: Cross multiply
    90,784.08x = 125,268.57 × 50,498.37
  4. Step 4: Simplify right side
    90,784.08x = 6,325,858,597.23
  5. Step 5: Solve for x
    x = 6,325,858,597.23/90,784.08
  6. Step 6: Final answer
    x = 69,680.26

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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.