Finding the Fourth Proportional to 197,535.55, 272,597.16 and 106,889.53
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Solution
The fourth proportional to 197,535.55, 272,597.16 and 106,889.53 is: 147,506.52
Step by Step Solution
- Step 1: Write the proportion equation
197,535.55 : 272,597.16 = 106,889.53 : x - Step 2: Convert to fraction form
197,535.55/272,597.16 = 106,889.53/x - Step 3: Cross multiply
197,535.55x = 272,597.16 × 106,889.53 - Step 4: Simplify right side
197,535.55x = 29,137,782,311.73 - Step 5: Solve for x
x = 29,137,782,311.73/197,535.55 - Step 6: Final answer
x = 147,506.52
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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.