Finding the Fourth Proportional to 210,310.14, 290,232.18 and 114,817.20
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Solution
The fourth proportional to 210,310.14, 290,232.18 and 114,817.20 is: 158,450.02
Step by Step Solution
- Step 1: Write the proportion equation
210,310.14 : 290,232.18 = 114,817.20 : x - Step 2: Convert to fraction form
210,310.14/290,232.18 = 114,817.20/x - Step 3: Cross multiply
210,310.14x = 290,232.18 × 114,817.20 - Step 4: Simplify right side
210,310.14x = 33,323,646,257.50 - Step 5: Solve for x
x = 33,323,646,257.50/210,310.14 - Step 6: Final answer
x = 158,450.02
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1.5x scale
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.