Home / 90,467.02-124,843.60-50,180.86

Finding the Fourth Proportional to 90,467.02, 124,843.60 and 50,180.86

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Solution

The fourth proportional to 90,467.02, 124,843.60 and 50,180.86 is: 69,249.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,467.02 : 124,843.60 = 50,180.86 : x
  2. Step 2: Convert to fraction form
    90,467.02/124,843.60 = 50,180.86/x
  3. Step 3: Cross multiply
    90,467.02x = 124,843.60 × 50,180.86
  4. Step 4: Simplify right side
    90,467.02x = 6,264,759,213.50
  5. Step 5: Solve for x
    x = 6,264,759,213.50/90,467.02
  6. Step 6: Final answer
    x = 69,249.09

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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.