Finding the Fourth Proportional to 205,317.99, 307,976.99 and 65,076.62
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Solution
The fourth proportional to 205,317.99, 307,976.99 and 65,076.62 is: 97,614.92
Step by Step Solution
- Step 1: Write the proportion equation
205,317.99 : 307,976.99 = 65,076.62 : x - Step 2: Convert to fraction form
205,317.99/307,976.99 = 65,076.62/x - Step 3: Cross multiply
205,317.99x = 307,976.99 × 65,076.62 - Step 4: Simplify right side
205,317.99x = 20,042,099,681.71 - Step 5: Solve for x
x = 20,042,099,681.71/205,317.99 - Step 6: Final answer
x = 97,614.92
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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.