Finding the Fourth Proportional to 247,149.36, 341,068.32 and 133,972.08
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Solution
The fourth proportional to 247,149.36, 341,068.32 and 133,972.08 is: 184,882.66
Step by Step Solution
- Step 1: Write the proportion equation
247,149.36 : 341,068.32 = 133,972.08 : x - Step 2: Convert to fraction form
247,149.36/341,068.32 = 133,972.08/x - Step 3: Cross multiply
247,149.36x = 341,068.32 × 133,972.08 - Step 4: Simplify right side
247,149.36x = 45,693,632,252.51 - Step 5: Solve for x
x = 45,693,632,252.51/247,149.36 - Step 6: Final answer
x = 184,882.66
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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.