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Finding the Fourth Proportional to 64,136.34, 96,218.71 and 22,015.48

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Solution

The fourth proportional to 64,136.34, 96,218.71 and 22,015.48 is: 33,028.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,136.34 : 96,218.71 = 22,015.48 : x
  2. Step 2: Convert to fraction form
    64,136.34/96,218.71 = 22,015.48/x
  3. Step 3: Cross multiply
    64,136.34x = 96,218.71 × 22,015.48
  4. Step 4: Simplify right side
    64,136.34x = 2,118,300,790.05
  5. Step 5: Solve for x
    x = 2,118,300,790.05/64,136.34
  6. Step 6: Final answer
    x = 33,028.09

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1.5x scale

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.