Finding the Fourth Proportional to 134.70, 201.99 and 48.02
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Solution
The fourth proportional to 134.70, 201.99 and 48.02 is: 72.01
Step by Step Solution
- Step 1: Write the proportion equation
134.70 : 201.99 = 48.02 : x - Step 2: Convert to fraction form
134.70/201.99 = 48.02/x - Step 3: Cross multiply
134.70x = 201.99 × 48.02 - Step 4: Simplify right side
134.70x = 9,699.05 - Step 5: Solve for x
x = 9,699.05/134.70 - Step 6: Final answer
x = 72.01
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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.