Home / 90,672.41-125,125.94-50,384.84

Finding the Fourth Proportional to 90,672.41, 125,125.94 and 50,384.84

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Solution

The fourth proportional to 90,672.41, 125,125.94 and 50,384.84 is: 69,529.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,672.41 : 125,125.94 = 50,384.84 : x
  2. Step 2: Convert to fraction form
    90,672.41/125,125.94 = 50,384.84/x
  3. Step 3: Cross multiply
    90,672.41x = 125,125.94 × 50,384.84
  4. Step 4: Simplify right side
    90,672.41x = 6,304,449,825.37
  5. Step 5: Solve for x
    x = 6,304,449,825.37/90,672.41
  6. Step 6: Final answer
    x = 69,529.97

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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.