Finding the Fourth Proportional to 237,753.68, 328,133.68 and 147,138.84
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Solution
The fourth proportional to 237,753.68, 328,133.68 and 147,138.84 is: 203,072.39
Step by Step Solution
- Step 1: Write the proportion equation
237,753.68 : 328,133.68 = 147,138.84 : x - Step 2: Convert to fraction form
237,753.68/328,133.68 = 147,138.84/x - Step 3: Cross multiply
237,753.68x = 328,133.68 × 147,138.84 - Step 4: Simplify right side
237,753.68x = 48,281,209,040.13 - Step 5: Solve for x
x = 48,281,209,040.13/237,753.68 - Step 6: Final answer
x = 203,072.39
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1.5x scale
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.