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Finding the Fourth Proportional to 144,341.37, 199,191.83 and 80,677.80

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Solution

The fourth proportional to 144,341.37, 199,191.83 and 80,677.80 is: 111,335.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,341.37 : 199,191.83 = 80,677.80 : x
  2. Step 2: Convert to fraction form
    144,341.37/199,191.83 = 80,677.80/x
  3. Step 3: Cross multiply
    144,341.37x = 199,191.83 × 80,677.80
  4. Step 4: Simplify right side
    144,341.37x = 16,070,358,218.99
  5. Step 5: Solve for x
    x = 16,070,358,218.99/144,341.37
  6. Step 6: Final answer
    x = 111,335.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.