Finding the Fourth Proportional to 197,312.09, 295,876.12 and 102,516.79
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Solution
The fourth proportional to 197,312.09, 295,876.12 and 102,516.79 is: 153,727.37
Step by Step Solution
- Step 1: Write the proportion equation
197,312.09 : 295,876.12 = 102,516.79 : x - Step 2: Convert to fraction form
197,312.09/295,876.12 = 102,516.79/x - Step 3: Cross multiply
197,312.09x = 295,876.12 × 102,516.79 - Step 4: Simplify right side
197,312.09x = 30,332,268,068.09 - Step 5: Solve for x
x = 30,332,268,068.09/197,312.09 - Step 6: Final answer
x = 153,727.37
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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.