Home / 64,952.97-97,418.48-18,195.09

Finding the Fourth Proportional to 64,952.97, 97,418.48 and 18,195.09

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Solution

The fourth proportional to 64,952.97, 97,418.48 and 18,195.09 is: 27,289.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,952.97 : 97,418.48 = 18,195.09 : x
  2. Step 2: Convert to fraction form
    64,952.97/97,418.48 = 18,195.09/x
  3. Step 3: Cross multiply
    64,952.97x = 97,418.48 × 18,195.09
  4. Step 4: Simplify right side
    64,952.97x = 1,772,537,920.29
  5. Step 5: Solve for x
    x = 1,772,537,920.29/64,952.97
  6. Step 6: Final answer
    x = 27,289.56

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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.