Home / 214,974.56-296,662.74-119,479.20

Finding the Fourth Proportional to 214,974.56, 296,662.74 and 119,479.20

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Solution

The fourth proportional to 214,974.56, 296,662.74 and 119,479.20 is: 164,880.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,974.56 : 296,662.74 = 119,479.20 : x
  2. Step 2: Convert to fraction form
    214,974.56/296,662.74 = 119,479.20/x
  3. Step 3: Cross multiply
    214,974.56x = 296,662.74 × 119,479.20
  4. Step 4: Simplify right side
    214,974.56x = 35,445,026,845.01
  5. Step 5: Solve for x
    x = 35,445,026,845.01/214,974.56
  6. Step 6: Final answer
    x = 164,880.10

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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.