Finding the Fourth Proportional to 130.99, 197.24 and 96.99
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Solution
The fourth proportional to 130.99, 197.24 and 96.99 is: 146.04
Step by Step Solution
- Step 1: Write the proportion equation
130.99 : 197.24 = 96.99 : x - Step 2: Convert to fraction form
130.99/197.24 = 96.99/x - Step 3: Cross multiply
130.99x = 197.24 × 96.99 - Step 4: Simplify right side
130.99x = 19,129.32 - Step 5: Solve for x
x = 19,129.32/130.99 - Step 6: Final answer
x = 146.04
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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.