Finding the Fourth Proportional to 176,258.20, 264,560.10 and 87,611.80
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Solution
The fourth proportional to 176,258.20, 264,560.10 and 87,611.80 is: 131,503.59
Step by Step Solution
- Step 1: Write the proportion equation
176,258.20 : 264,560.10 = 87,611.80 : x - Step 2: Convert to fraction form
176,258.20/264,560.10 = 87,611.80/x - Step 3: Cross multiply
176,258.20x = 264,560.10 × 87,611.80 - Step 4: Simplify right side
176,258.20x = 23,178,586,569.18 - Step 5: Solve for x
x = 23,178,586,569.18/176,258.20 - Step 6: Final answer
x = 131,503.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.