Home / 64,297.22-96,410.59-19,911.65

Finding the Fourth Proportional to 64,297.22, 96,410.59 and 19,911.65

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Solution

The fourth proportional to 64,297.22, 96,410.59 and 19,911.65 is: 29,856.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,297.22 : 96,410.59 = 19,911.65 : x
  2. Step 2: Convert to fraction form
    64,297.22/96,410.59 = 19,911.65/x
  3. Step 3: Cross multiply
    64,297.22x = 96,410.59 × 19,911.65
  4. Step 4: Simplify right side
    64,297.22x = 1,919,693,342.76
  5. Step 5: Solve for x
    x = 1,919,693,342.76/64,297.22
  6. Step 6: Final answer
    x = 29,856.56

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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.