Finding the Fourth Proportional to 178,812.24, 246,320.24 and 153,236.49
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Solution
The fourth proportional to 178,812.24, 246,320.24 and 153,236.49 is: 211,088.73
Step by Step Solution
- Step 1: Write the proportion equation
178,812.24 : 246,320.24 = 153,236.49 : x - Step 2: Convert to fraction form
178,812.24/246,320.24 = 153,236.49/x - Step 3: Cross multiply
178,812.24x = 246,320.24 × 153,236.49 - Step 4: Simplify right side
178,812.24x = 37,745,248,227.38 - Step 5: Solve for x
x = 37,745,248,227.38/178,812.24 - Step 6: Final answer
x = 211,088.73
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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.