Home / 53,137.92-73,313.70-30,163.92

Finding the Fourth Proportional to 53,137.92, 73,313.70 and 30,163.92

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Solution

The fourth proportional to 53,137.92, 73,313.70 and 30,163.92 is: 41,616.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,137.92 : 73,313.70 = 30,163.92 : x
  2. Step 2: Convert to fraction form
    53,137.92/73,313.70 = 30,163.92/x
  3. Step 3: Cross multiply
    53,137.92x = 73,313.70 × 30,163.92
  4. Step 4: Simplify right side
    53,137.92x = 2,211,428,581.70
  5. Step 5: Solve for x
    x = 2,211,428,581.70/53,137.92
  6. Step 6: Final answer
    x = 41,616.77

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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.