Finding the Fourth Proportional to 237,758.97, 328,140.95 and 147,144.12
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Solution
The fourth proportional to 237,758.97, 328,140.95 and 147,144.12 is: 203,079.66
Step by Step Solution
- Step 1: Write the proportion equation
237,758.97 : 328,140.95 = 147,144.12 : x - Step 2: Convert to fraction form
237,758.97/328,140.95 = 147,144.12/x - Step 3: Cross multiply
237,758.97x = 328,140.95 × 147,144.12 - Step 4: Simplify right side
237,758.97x = 48,284,011,323.71 - Step 5: Solve for x
x = 48,284,011,323.71/237,758.97 - Step 6: Final answer
x = 203,079.66
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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.