Home / 90,310.94-124,623.62-50,022.35

Finding the Fourth Proportional to 90,310.94, 124,623.62 and 50,022.35

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Solution

The fourth proportional to 90,310.94, 124,623.62 and 50,022.35 is: 69,027.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,310.94 : 124,623.62 = 50,022.35 : x
  2. Step 2: Convert to fraction form
    90,310.94/124,623.62 = 50,022.35/x
  3. Step 3: Cross multiply
    90,310.94x = 124,623.62 × 50,022.35
  4. Step 4: Simplify right side
    90,310.94x = 6,233,966,087.80
  5. Step 5: Solve for x
    x = 6,233,966,087.80/90,310.94
  6. Step 6: Final answer
    x = 69,027.81

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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.