Finding the Fourth Proportional to 156,795.80, 235,193.70 and 110,256.44
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Solution
The fourth proportional to 156,795.80, 235,193.70 and 110,256.44 is: 165,384.66
Step by Step Solution
- Step 1: Write the proportion equation
156,795.80 : 235,193.70 = 110,256.44 : x - Step 2: Convert to fraction form
156,795.80/235,193.70 = 110,256.44/x - Step 3: Cross multiply
156,795.80x = 235,193.70 × 110,256.44 - Step 4: Simplify right side
156,795.80x = 25,931,620,072.43 - Step 5: Solve for x
x = 25,931,620,072.43/156,795.80 - Step 6: Final answer
x = 165,384.66
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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.