Finding the Fourth Proportional to 247,121.32, 341,028.66 and 133,943.08
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Solution
The fourth proportional to 247,121.32, 341,028.66 and 133,943.08 is: 184,842.12
Step by Step Solution
- Step 1: Write the proportion equation
247,121.32 : 341,028.66 = 133,943.08 : x - Step 2: Convert to fraction form
247,121.32/341,028.66 = 133,943.08/x - Step 3: Cross multiply
247,121.32x = 341,028.66 × 133,943.08 - Step 4: Simplify right side
247,121.32x = 45,678,429,088.67 - Step 5: Solve for x
x = 45,678,429,088.67/247,121.32 - Step 6: Final answer
x = 184,842.12
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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.