Home / 64,136.22-96,213.90-19,759.26

Finding the Fourth Proportional to 64,136.22, 96,213.90 and 19,759.26

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Solution

The fourth proportional to 64,136.22, 96,213.90 and 19,759.26 is: 29,641.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,136.22 : 96,213.90 = 19,759.26 : x
  2. Step 2: Convert to fraction form
    64,136.22/96,213.90 = 19,759.26/x
  3. Step 3: Cross multiply
    64,136.22x = 96,213.90 × 19,759.26
  4. Step 4: Simplify right side
    64,136.22x = 1,901,115,465.71
  5. Step 5: Solve for x
    x = 1,901,115,465.71/64,136.22
  6. Step 6: Final answer
    x = 29,641.84

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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.