Home / 214,939.30-322,103.42-158,334.27

Finding the Fourth Proportional to 214,939.30, 322,103.42 and 158,334.27

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Solution

The fourth proportional to 214,939.30, 322,103.42 and 158,334.27 is: 237,276.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,939.30 : 322,103.42 = 158,334.27 : x
  2. Step 2: Convert to fraction form
    214,939.30/322,103.42 = 158,334.27/x
  3. Step 3: Cross multiply
    214,939.30x = 322,103.42 × 158,334.27
  4. Step 4: Simplify right side
    214,939.30x = 51,000,009,078.53
  5. Step 5: Solve for x
    x = 51,000,009,078.53/214,939.30
  6. Step 6: Final answer
    x = 237,276.34

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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.