Finding the Fourth Proportional to 195,317.62, 292,991.01 and 82,985.20
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Solution
The fourth proportional to 195,317.62, 292,991.01 and 82,985.20 is: 124,483.99
Step by Step Solution
- Step 1: Write the proportion equation
195,317.62 : 292,991.01 = 82,985.20 : x - Step 2: Convert to fraction form
195,317.62/292,991.01 = 82,985.20/x - Step 3: Cross multiply
195,317.62x = 292,991.01 × 82,985.20 - Step 4: Simplify right side
195,317.62x = 24,313,917,563.05 - Step 5: Solve for x
x = 24,313,917,563.05/195,317.62 - Step 6: Final answer
x = 124,483.99
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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.