Finding the Fourth Proportional to 187,005.60, 281,199.60 and 156,592.80
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Solution
The fourth proportional to 187,005.60, 281,199.60 and 156,592.80 is: 235,467.99
Step by Step Solution
- Step 1: Write the proportion equation
187,005.60 : 281,199.60 = 156,592.80 : x - Step 2: Convert to fraction form
187,005.60/281,199.60 = 156,592.80/x - Step 3: Cross multiply
187,005.60x = 281,199.60 × 156,592.80 - Step 4: Simplify right side
187,005.60x = 44,033,832,722.88 - Step 5: Solve for x
x = 44,033,832,722.88/187,005.60 - Step 6: Final answer
x = 235,467.99
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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.