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Finding the Fourth Proportional to 73,322.16, 101,230.44 and 50,391.48

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Solution

The fourth proportional to 73,322.16, 101,230.44 and 50,391.48 is: 69,571.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,322.16 : 101,230.44 = 50,391.48 : x
  2. Step 2: Convert to fraction form
    73,322.16/101,230.44 = 50,391.48/x
  3. Step 3: Cross multiply
    73,322.16x = 101,230.44 × 50,391.48
  4. Step 4: Simplify right side
    73,322.16x = 5,101,151,692.65
  5. Step 5: Solve for x
    x = 5,101,151,692.65/73,322.16
  6. Step 6: Final answer
    x = 69,571.76

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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.