Home / 64,584.21-96,786.10-31,295.44

Finding the Fourth Proportional to 64,584.21, 96,786.10 and 31,295.44

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Solution

The fourth proportional to 64,584.21, 96,786.10 and 31,295.44 is: 46,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,584.21 : 96,786.10 = 31,295.44 : x
  2. Step 2: Convert to fraction form
    64,584.21/96,786.10 = 31,295.44/x
  3. Step 3: Cross multiply
    64,584.21x = 96,786.10 × 31,295.44
  4. Step 4: Simplify right side
    64,584.21x = 3,028,963,265.18
  5. Step 5: Solve for x
    x = 3,028,963,265.18/64,584.21
  6. Step 6: Final answer
    x = 46,899.44

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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.