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Finding the Fourth Proportional to 203,019.10, 303,664.65 and 182,110.30

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Solution

The fourth proportional to 203,019.10, 303,664.65 and 182,110.30 is: 272,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,019.10 : 303,664.65 = 182,110.30 : x
  2. Step 2: Convert to fraction form
    203,019.10/303,664.65 = 182,110.30/x
  3. Step 3: Cross multiply
    203,019.10x = 303,664.65 × 182,110.30
  4. Step 4: Simplify right side
    203,019.10x = 55,300,460,510.90
  5. Step 5: Solve for x
    x = 55,300,460,510.90/203,019.10
  6. Step 6: Final answer
    x = 272,390.43

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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.