Home / 50,208.85-75,313.41-20,605.92

Finding the Fourth Proportional to 50,208.85, 75,313.41 and 20,605.92

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Solution

The fourth proportional to 50,208.85, 75,313.41 and 20,605.92 is: 30,908.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,208.85 : 75,313.41 = 20,605.92 : x
  2. Step 2: Convert to fraction form
    50,208.85/75,313.41 = 20,605.92/x
  3. Step 3: Cross multiply
    50,208.85x = 75,313.41 × 20,605.92
  4. Step 4: Simplify right side
    50,208.85x = 1,551,901,724.82
  5. Step 5: Solve for x
    x = 1,551,901,724.82/50,208.85
  6. Step 6: Final answer
    x = 30,908.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.