Home / 90,334.21-124,651.13-50,037.98

Finding the Fourth Proportional to 90,334.21, 124,651.13 and 50,037.98

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Solution

The fourth proportional to 90,334.21, 124,651.13 and 50,037.98 is: 69,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,334.21 : 124,651.13 = 50,037.98 : x
  2. Step 2: Convert to fraction form
    90,334.21/124,651.13 = 50,037.98/x
  3. Step 3: Cross multiply
    90,334.21x = 124,651.13 × 50,037.98
  4. Step 4: Simplify right side
    90,334.21x = 6,237,290,499.73
  5. Step 5: Solve for x
    x = 6,237,290,499.73/90,334.21
  6. Step 6: Final answer
    x = 69,046.83

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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.