Finding the Fourth Proportional to 195,517.44, 293,203.20 and 77,149.44
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Solution
The fourth proportional to 195,517.44, 293,203.20 and 77,149.44 is: 115,695.37
Step by Step Solution
- Step 1: Write the proportion equation
195,517.44 : 293,203.20 = 77,149.44 : x - Step 2: Convert to fraction form
195,517.44/293,203.20 = 77,149.44/x - Step 3: Cross multiply
195,517.44x = 293,203.20 × 77,149.44 - Step 4: Simplify right side
195,517.44x = 22,620,462,686.21 - Step 5: Solve for x
x = 22,620,462,686.21/195,517.44 - Step 6: Final answer
x = 115,695.37
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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.