Finding the Fourth Proportional to 237,402.28, 356,156.75 and 79,626.70
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Solution
The fourth proportional to 237,402.28, 356,156.75 and 79,626.70 is: 119,457.94
Step by Step Solution
- Step 1: Write the proportion equation
237,402.28 : 356,156.75 = 79,626.70 : x - Step 2: Convert to fraction form
237,402.28/356,156.75 = 79,626.70/x - Step 3: Cross multiply
237,402.28x = 356,156.75 × 79,626.70 - Step 4: Simplify right side
237,402.28x = 28,359,586,685.23 - Step 5: Solve for x
x = 28,359,586,685.23/237,402.28 - Step 6: Final answer
x = 119,457.94
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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.