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Finding the Fourth Proportional to 180,625.05, 270,968.87 and 60,693.71

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Solution

The fourth proportional to 180,625.05, 270,968.87 and 60,693.71 is: 91,051.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,625.05 : 270,968.87 = 60,693.71 : x
  2. Step 2: Convert to fraction form
    180,625.05/270,968.87 = 60,693.71/x
  3. Step 3: Cross multiply
    180,625.05x = 270,968.87 × 60,693.71
  4. Step 4: Simplify right side
    180,625.05x = 16,446,104,811.70
  5. Step 5: Solve for x
    x = 16,446,104,811.70/180,625.05
  6. Step 6: Final answer
    x = 91,051.07

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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.