Finding the Fourth Proportional to 192,089.67, 288,072.19 and 63,971.83
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Solution
The fourth proportional to 192,089.67, 288,072.19 and 63,971.83 is: 95,936.99
Step by Step Solution
- Step 1: Write the proportion equation
192,089.67 : 288,072.19 = 63,971.83 : x - Step 2: Convert to fraction form
192,089.67/288,072.19 = 63,971.83/x - Step 3: Cross multiply
192,089.67x = 288,072.19 × 63,971.83 - Step 4: Simplify right side
192,089.67x = 18,428,505,166.41 - Step 5: Solve for x
x = 18,428,505,166.41/192,089.67 - Step 6: Final answer
x = 95,936.99
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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.