Finding the Fourth Proportional to 102.23, 153.35 and 58.97
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Solution
The fourth proportional to 102.23, 153.35 and 58.97 is: 88.45
Step by Step Solution
- Step 1: Write the proportion equation
102.23 : 153.35 = 58.97 : x - Step 2: Convert to fraction form
102.23/153.35 = 58.97/x - Step 3: Cross multiply
102.23x = 153.35 × 58.97 - Step 4: Simplify right side
102.23x = 9,041.99 - Step 5: Solve for x
x = 9,041.99/102.23 - Step 6: Final answer
x = 88.45
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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.