Finding the Fourth Proportional to 195,363.36, 292,968.36 and 68,976.63
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Solution
The fourth proportional to 195,363.36, 292,968.36 and 68,976.63 is: 103,437.87
Step by Step Solution
- Step 1: Write the proportion equation
195,363.36 : 292,968.36 = 68,976.63 : x - Step 2: Convert to fraction form
195,363.36/292,968.36 = 68,976.63/x - Step 3: Cross multiply
195,363.36x = 292,968.36 × 68,976.63 - Step 4: Simplify right side
195,363.36x = 20,207,970,169.43 - Step 5: Solve for x
x = 20,207,970,169.43/195,363.36 - Step 6: Final answer
x = 103,437.87
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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.