Home / 214,958.76-322,058.40-130,546.56

Finding the Fourth Proportional to 214,958.76, 322,058.40 and 130,546.56

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Solution

The fourth proportional to 214,958.76, 322,058.40 and 130,546.56 is: 195,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,958.76 : 322,058.40 = 130,546.56 : x
  2. Step 2: Convert to fraction form
    214,958.76/322,058.40 = 130,546.56/x
  3. Step 3: Cross multiply
    214,958.76x = 322,058.40 × 130,546.56
  4. Step 4: Simplify right side
    214,958.76x = 42,043,616,239.10
  5. Step 5: Solve for x
    x = 42,043,616,239.10/214,958.76
  6. Step 6: Final answer
    x = 195,589.22

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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.