Finding the Fourth Proportional to 150.23, 207 and 115.26
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Solution
The fourth proportional to 150.23, 207 and 115.26 is: 158.82
Step by Step Solution
- Step 1: Write the proportion equation
150.23 : 207 = 115.26 : x - Step 2: Convert to fraction form
150.23/207 = 115.26/x - Step 3: Cross multiply
150.23x = 207 × 115.26 - Step 4: Simplify right side
150.23x = 23,858.82 - Step 5: Solve for x
x = 23,858.82/150.23 - Step 6: Final answer
x = 158.82
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.