Finding the Fourth Proportional to 156,328.41, 234,375.98 and 73,202.97
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Solution
The fourth proportional to 156,328.41, 234,375.98 and 73,202.97 is: 109,749.84
Step by Step Solution
- Step 1: Write the proportion equation
156,328.41 : 234,375.98 = 73,202.97 : x - Step 2: Convert to fraction form
156,328.41/234,375.98 = 73,202.97/x - Step 3: Cross multiply
156,328.41x = 234,375.98 × 73,202.97 - Step 4: Simplify right side
156,328.41x = 17,157,018,757.32 - Step 5: Solve for x
x = 17,157,018,757.32/156,328.41 - Step 6: Final answer
x = 109,749.84
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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.