Finding the Fourth Proportional to 116.86, 175.93 and 101.98
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Solution
The fourth proportional to 116.86, 175.93 and 101.98 is: 153.53
Step by Step Solution
- Step 1: Write the proportion equation
116.86 : 175.93 = 101.98 : x - Step 2: Convert to fraction form
116.86/175.93 = 101.98/x - Step 3: Cross multiply
116.86x = 175.93 × 101.98 - Step 4: Simplify right side
116.86x = 17,941.34 - Step 5: Solve for x
x = 17,941.34/116.86 - Step 6: Final answer
x = 153.53
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.