Finding the Fourth Proportional to 210,615.49, 316,203.50 and 110,845.75
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Solution
The fourth proportional to 210,615.49, 316,203.50 and 110,845.75 is: 166,416.13
Step by Step Solution
- Step 1: Write the proportion equation
210,615.49 : 316,203.50 = 110,845.75 : x - Step 2: Convert to fraction form
210,615.49/316,203.50 = 110,845.75/x - Step 3: Cross multiply
210,615.49x = 316,203.50 × 110,845.75 - Step 4: Simplify right side
210,615.49x = 35,049,814,110.13 - Step 5: Solve for x
x = 35,049,814,110.13/210,615.49 - Step 6: Final answer
x = 166,416.13
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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.