Finding the Fourth Proportional to 197,951.07, 295,576.07 and 157,516.17
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Solution
The fourth proportional to 197,951.07, 295,576.07 and 157,516.17 is: 235,199.59
Step by Step Solution
- Step 1: Write the proportion equation
197,951.07 : 295,576.07 = 157,516.17 : x - Step 2: Convert to fraction form
197,951.07/295,576.07 = 157,516.17/x - Step 3: Cross multiply
197,951.07x = 295,576.07 × 157,516.17 - Step 4: Simplify right side
197,951.07x = 46,558,009,979.14 - Step 5: Solve for x
x = 46,558,009,979.14/197,951.07 - Step 6: Final answer
x = 235,199.59
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.