Home / 90,481.16-124,858.36-50,194.10

Finding the Fourth Proportional to 90,481.16, 124,858.36 and 50,194.10

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Solution

The fourth proportional to 90,481.16, 124,858.36 and 50,194.10 is: 69,264.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,481.16 : 124,858.36 = 50,194.10 : x
  2. Step 2: Convert to fraction form
    90,481.16/124,858.36 = 50,194.10/x
  3. Step 3: Cross multiply
    90,481.16x = 124,858.36 × 50,194.10
  4. Step 4: Simplify right side
    90,481.16x = 6,267,153,007.68
  5. Step 5: Solve for x
    x = 6,267,153,007.68/90,481.16
  6. Step 6: Final answer
    x = 69,264.73

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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.