Finding the Fourth Proportional to 114.52, 171.74 and 46.03
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Solution
The fourth proportional to 114.52, 171.74 and 46.03 is: 69.02
Step by Step Solution
- Step 1: Write the proportion equation
114.52 : 171.74 = 46.03 : x - Step 2: Convert to fraction form
114.52/171.74 = 46.03/x - Step 3: Cross multiply
114.52x = 171.74 × 46.03 - Step 4: Simplify right side
114.52x = 7,904.22 - Step 5: Solve for x
x = 7,904.22/114.52 - Step 6: Final answer
x = 69.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.