Home / 68,136.04-102,199.97-25,433.25

Finding the Fourth Proportional to 68,136.04, 102,199.97 and 25,433.25

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Solution

The fourth proportional to 68,136.04, 102,199.97 and 25,433.25 is: 38,148.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,136.04 : 102,199.97 = 25,433.25 : x
  2. Step 2: Convert to fraction form
    68,136.04/102,199.97 = 25,433.25/x
  3. Step 3: Cross multiply
    68,136.04x = 102,199.97 × 25,433.25
  4. Step 4: Simplify right side
    68,136.04x = 2,599,276,748.84
  5. Step 5: Solve for x
    x = 2,599,276,748.84/68,136.04
  6. Step 6: Final answer
    x = 38,148.34

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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.