Home / 64,314.56-96,481.17-19,944.89

Finding the Fourth Proportional to 64,314.56, 96,481.17 and 19,944.89

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Solution

The fourth proportional to 64,314.56, 96,481.17 and 19,944.89 is: 29,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,314.56 : 96,481.17 = 19,944.89 : x
  2. Step 2: Convert to fraction form
    64,314.56/96,481.17 = 19,944.89/x
  3. Step 3: Cross multiply
    64,314.56x = 96,481.17 × 19,944.89
  4. Step 4: Simplify right side
    64,314.56x = 1,924,305,840.32
  5. Step 5: Solve for x
    x = 1,924,305,840.32/64,314.56
  6. Step 6: Final answer
    x = 29,920.22

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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.