Finding the Fourth Proportional to 156,795.70, 235,193.55 and 73,851.70
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Solution
The fourth proportional to 156,795.70, 235,193.55 and 73,851.70 is: 110,777.55
Step by Step Solution
- Step 1: Write the proportion equation
156,795.70 : 235,193.55 = 73,851.70 : x - Step 2: Convert to fraction form
156,795.70/235,193.55 = 73,851.70/x - Step 3: Cross multiply
156,795.70x = 235,193.55 × 73,851.70 - Step 4: Simplify right side
156,795.70x = 17,369,443,496.54 - Step 5: Solve for x
x = 17,369,443,496.54/156,795.70 - Step 6: Final answer
x = 110,777.55
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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.