Finding the Fourth Proportional to 97.99, 147.29 and 93.19
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Solution
The fourth proportional to 97.99, 147.29 and 93.19 is: 140.08
Step by Step Solution
- Step 1: Write the proportion equation
97.99 : 147.29 = 93.19 : x - Step 2: Convert to fraction form
97.99/147.29 = 93.19/x - Step 3: Cross multiply
97.99x = 147.29 × 93.19 - Step 4: Simplify right side
97.99x = 13,725.96 - Step 5: Solve for x
x = 13,725.96/97.99 - Step 6: Final answer
x = 140.08
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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.