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Finding the Fourth Proportional to 273,080.02, 409,471.66 and 123,144.79

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Solution

The fourth proportional to 273,080.02, 409,471.66 and 123,144.79 is: 184,650.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,080.02 : 409,471.66 = 123,144.79 : x
  2. Step 2: Convert to fraction form
    273,080.02/409,471.66 = 123,144.79/x
  3. Step 3: Cross multiply
    273,080.02x = 409,471.66 × 123,144.79
  4. Step 4: Simplify right side
    273,080.02x = 50,424,301,581.65
  5. Step 5: Solve for x
    x = 50,424,301,581.65/273,080.02
  6. Step 6: Final answer
    x = 184,650.28

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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.