Home / 90,650.97-125,094.78-50,367.24

Finding the Fourth Proportional to 90,650.97, 125,094.78 and 50,367.24

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Solution

The fourth proportional to 90,650.97, 125,094.78 and 50,367.24 is: 69,504.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,650.97 : 125,094.78 = 50,367.24 : x
  2. Step 2: Convert to fraction form
    90,650.97/125,094.78 = 50,367.24/x
  3. Step 3: Cross multiply
    90,650.97x = 125,094.78 × 50,367.24
  4. Step 4: Simplify right side
    90,650.97x = 6,300,678,807.01
  5. Step 5: Solve for x
    x = 6,300,678,807.01/90,650.97
  6. Step 6: Final answer
    x = 69,504.81

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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.