Home / 214,719.20-322,078.80-151,733.60

Finding the Fourth Proportional to 214,719.20, 322,078.80 and 151,733.60

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Solution

The fourth proportional to 214,719.20, 322,078.80 and 151,733.60 is: 227,600.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,719.20 : 322,078.80 = 151,733.60 : x
  2. Step 2: Convert to fraction form
    214,719.20/322,078.80 = 151,733.60/x
  3. Step 3: Cross multiply
    214,719.20x = 322,078.80 × 151,733.60
  4. Step 4: Simplify right side
    214,719.20x = 48,870,175,807.68
  5. Step 5: Solve for x
    x = 48,870,175,807.68/214,719.20
  6. Step 6: Final answer
    x = 227,600.40

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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.