Finding the Fourth Proportional to 116,351.08, 160,560.20 and 71,104.80
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Solution
The fourth proportional to 116,351.08, 160,560.20 and 71,104.80 is: 98,122.00
Step by Step Solution
- Step 1: Write the proportion equation
116,351.08 : 160,560.20 = 71,104.80 : x - Step 2: Convert to fraction form
116,351.08/160,560.20 = 71,104.80/x - Step 3: Cross multiply
116,351.08x = 160,560.20 × 71,104.80 - Step 4: Simplify right side
116,351.08x = 11,416,600,908.96 - Step 5: Solve for x
x = 11,416,600,908.96/116,351.08 - Step 6: Final answer
x = 98,122.00
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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.