Home / 90,467.76-124,847.51-50,180.21

Finding the Fourth Proportional to 90,467.76, 124,847.51 and 50,180.21

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Solution

The fourth proportional to 90,467.76, 124,847.51 and 50,180.21 is: 69,249.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,467.76 : 124,847.51 = 50,180.21 : x
  2. Step 2: Convert to fraction form
    90,467.76/124,847.51 = 50,180.21/x
  3. Step 3: Cross multiply
    90,467.76x = 124,847.51 × 50,180.21
  4. Step 4: Simplify right side
    90,467.76x = 6,264,873,394.64
  5. Step 5: Solve for x
    x = 6,264,873,394.64/90,467.76
  6. Step 6: Final answer
    x = 69,249.79

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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.