Finding the Fourth Proportional to 237,912.08, 328,295.68 and 142,416.72
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Solution
The fourth proportional to 237,912.08, 328,295.68 and 142,416.72 is: 196,521.31
Step by Step Solution
- Step 1: Write the proportion equation
237,912.08 : 328,295.68 = 142,416.72 : x - Step 2: Convert to fraction form
237,912.08/328,295.68 = 142,416.72/x - Step 3: Cross multiply
237,912.08x = 328,295.68 × 142,416.72 - Step 4: Simplify right side
237,912.08x = 46,754,793,935.77 - Step 5: Solve for x
x = 46,754,793,935.77/237,912.08 - Step 6: Final answer
x = 196,521.31
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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.