Home / 219,636.48-303,099.20-119,034.56

Finding the Fourth Proportional to 219,636.48, 303,099.20 and 119,034.56

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Solution

The fourth proportional to 219,636.48, 303,099.20 and 119,034.56 is: 164,268.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,636.48 : 303,099.20 = 119,034.56 : x
  2. Step 2: Convert to fraction form
    219,636.48/303,099.20 = 119,034.56/x
  3. Step 3: Cross multiply
    219,636.48x = 303,099.20 × 119,034.56
  4. Step 4: Simplify right side
    219,636.48x = 36,079,279,908.35
  5. Step 5: Solve for x
    x = 36,079,279,908.35/219,636.48
  6. Step 6: Final answer
    x = 164,268.16

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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.