Finding the Fourth Proportional to 167,442.10, 230,936.46 and 110,140.26
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Solution
The fourth proportional to 167,442.10, 230,936.46 and 110,140.26 is: 151,905.65
Step by Step Solution
- Step 1: Write the proportion equation
167,442.10 : 230,936.46 = 110,140.26 : x - Step 2: Convert to fraction form
167,442.10/230,936.46 = 110,140.26/x - Step 3: Cross multiply
167,442.10x = 230,936.46 × 110,140.26 - Step 4: Simplify right side
167,442.10x = 25,435,401,747.88 - Step 5: Solve for x
x = 25,435,401,747.88/167,442.10 - Step 6: Final answer
x = 151,905.65
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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.