Finding the Fourth Proportional to 141,350.19, 194,998.23 and 86,852.88
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Solution
The fourth proportional to 141,350.19, 194,998.23 and 86,852.88 is: 119,817.02
Step by Step Solution
- Step 1: Write the proportion equation
141,350.19 : 194,998.23 = 86,852.88 : x - Step 2: Convert to fraction form
141,350.19/194,998.23 = 86,852.88/x - Step 3: Cross multiply
141,350.19x = 194,998.23 × 86,852.88 - Step 4: Simplify right side
141,350.19x = 16,936,157,870.40 - Step 5: Solve for x
x = 16,936,157,870.40/141,350.19 - Step 6: Final answer
x = 119,817.02
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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.