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Finding the Fourth Proportional to 253,082.04, 379,546.37 and 133,074.32

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Solution

The fourth proportional to 253,082.04, 379,546.37 and 133,074.32 is: 199,571.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,082.04 : 379,546.37 = 133,074.32 : x
  2. Step 2: Convert to fraction form
    253,082.04/379,546.37 = 133,074.32/x
  3. Step 3: Cross multiply
    253,082.04x = 379,546.37 × 133,074.32
  4. Step 4: Simplify right side
    253,082.04x = 50,507,875,096.22
  5. Step 5: Solve for x
    x = 50,507,875,096.22/253,082.04
  6. Step 6: Final answer
    x = 199,571.16

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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.