Home / 64,789.44-97,190.64-18,042.36

Finding the Fourth Proportional to 64,789.44, 97,190.64 and 18,042.36

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Solution

The fourth proportional to 64,789.44, 97,190.64 and 18,042.36 is: 27,065.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,789.44 : 97,190.64 = 18,042.36 : x
  2. Step 2: Convert to fraction form
    64,789.44/97,190.64 = 18,042.36/x
  3. Step 3: Cross multiply
    64,789.44x = 97,190.64 × 18,042.36
  4. Step 4: Simplify right side
    64,789.44x = 1,753,548,515.51
  5. Step 5: Solve for x
    x = 1,753,548,515.51/64,789.44
  6. Step 6: Final answer
    x = 27,065.34

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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.