Finding the Fourth Proportional to 171,381.25, 236,532.81 and 97,793.82
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Solution
The fourth proportional to 171,381.25, 236,532.81 and 97,793.82 is: 134,970.70
Step by Step Solution
- Step 1: Write the proportion equation
171,381.25 : 236,532.81 = 97,793.82 : x - Step 2: Convert to fraction form
171,381.25/236,532.81 = 97,793.82/x - Step 3: Cross multiply
171,381.25x = 236,532.81 × 97,793.82 - Step 4: Simplify right side
171,381.25x = 23,131,447,045.23 - Step 5: Solve for x
x = 23,131,447,045.23/171,381.25 - Step 6: Final answer
x = 134,970.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.