Home / 227,014.60-340,405.24-121,921.96

Finding the Fourth Proportional to 227,014.60, 340,405.24 and 121,921.96

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Solution

The fourth proportional to 227,014.60, 340,405.24 and 121,921.96 is: 182,820.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,014.60 : 340,405.24 = 121,921.96 : x
  2. Step 2: Convert to fraction form
    227,014.60/340,405.24 = 121,921.96/x
  3. Step 3: Cross multiply
    227,014.60x = 340,405.24 × 121,921.96
  4. Step 4: Simplify right side
    227,014.60x = 41,502,874,055.07
  5. Step 5: Solve for x
    x = 41,502,874,055.07/227,014.60
  6. Step 6: Final answer
    x = 182,820.29

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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.