Home / 68,156.60-102,241.55-26,072.03

Finding the Fourth Proportional to 68,156.60, 102,241.55 and 26,072.03

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Solution

The fourth proportional to 68,156.60, 102,241.55 and 26,072.03 is: 39,110.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,156.60 : 102,241.55 = 26,072.03 : x
  2. Step 2: Convert to fraction form
    68,156.60/102,241.55 = 26,072.03/x
  3. Step 3: Cross multiply
    68,156.60x = 102,241.55 × 26,072.03
  4. Step 4: Simplify right side
    68,156.60x = 2,665,645,079.63
  5. Step 5: Solve for x
    x = 2,665,645,079.63/68,156.60
  6. Step 6: Final answer
    x = 39,110.60

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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.