Finding the Fourth Proportional to 178,458.26, 246,279.29 and 97,889.18
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Solution
The fourth proportional to 178,458.26, 246,279.29 and 97,889.18 is: 135,090.84
Step by Step Solution
- Step 1: Write the proportion equation
178,458.26 : 246,279.29 = 97,889.18 : x - Step 2: Convert to fraction form
178,458.26/246,279.29 = 97,889.18/x - Step 3: Cross multiply
178,458.26x = 246,279.29 × 97,889.18 - Step 4: Simplify right side
178,458.26x = 24,108,076,028.24 - Step 5: Solve for x
x = 24,108,076,028.24/178,458.26 - Step 6: Final answer
x = 135,090.84
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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.