Home / 64,067.10-96,109.84-19,697.58

Finding the Fourth Proportional to 64,067.10, 96,109.84 and 19,697.58

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Solution

The fourth proportional to 64,067.10, 96,109.84 and 19,697.58 is: 29,549.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,067.10 : 96,109.84 = 19,697.58 : x
  2. Step 2: Convert to fraction form
    64,067.10/96,109.84 = 19,697.58/x
  3. Step 3: Cross multiply
    64,067.10x = 96,109.84 × 19,697.58
  4. Step 4: Simplify right side
    64,067.10x = 1,893,131,286.81
  5. Step 5: Solve for x
    x = 1,893,131,286.81/64,067.10
  6. Step 6: Final answer
    x = 29,549.20

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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.