Finding the Fourth Proportional to 358.63, 537.95 and 102.13
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Solution
The fourth proportional to 358.63, 537.95 and 102.13 is: 153.19
Step by Step Solution
- Step 1: Write the proportion equation
358.63 : 537.95 = 102.13 : x - Step 2: Convert to fraction form
358.63/537.95 = 102.13/x - Step 3: Cross multiply
358.63x = 537.95 × 102.13 - Step 4: Simplify right side
358.63x = 54,937.63 - Step 5: Solve for x
x = 54,937.63/358.63 - Step 6: Final answer
x = 153.19
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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.