Finding the Fourth Proportional to 237,745.14, 328,121.92 and 147,130.31
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Solution
The fourth proportional to 237,745.14, 328,121.92 and 147,130.31 is: 203,060.64
Step by Step Solution
- Step 1: Write the proportion equation
237,745.14 : 328,121.92 = 147,130.31 : x - Step 2: Convert to fraction form
237,745.14/328,121.92 = 147,130.31/x - Step 3: Cross multiply
237,745.14x = 328,121.92 × 147,130.31 - Step 4: Simplify right side
237,745.14x = 48,276,679,807.40 - Step 5: Solve for x
x = 48,276,679,807.40/237,745.14 - Step 6: Final answer
x = 203,060.64
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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.