Home / 90,472.82-124,867.46-50,199.56

Finding the Fourth Proportional to 90,472.82, 124,867.46 and 50,199.56

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Solution

The fourth proportional to 90,472.82, 124,867.46 and 50,199.56 is: 69,283.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,472.82 : 124,867.46 = 50,199.56 : x
  2. Step 2: Convert to fraction form
    90,472.82/124,867.46 = 50,199.56/x
  3. Step 3: Cross multiply
    90,472.82x = 124,867.46 × 50,199.56
  4. Step 4: Simplify right side
    90,472.82x = 6,268,290,674.98
  5. Step 5: Solve for x
    x = 6,268,290,674.98/90,472.82
  6. Step 6: Final answer
    x = 69,283.69

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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.