Finding the Fourth Proportional to 247,177.33, 341,107.40 and 145,207.08
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Solution
The fourth proportional to 247,177.33, 341,107.40 and 145,207.08 is: 200,387.35
Step by Step Solution
- Step 1: Write the proportion equation
247,177.33 : 341,107.40 = 145,207.08 : x - Step 2: Convert to fraction form
247,177.33/341,107.40 = 145,207.08/x - Step 3: Cross multiply
247,177.33x = 341,107.40 × 145,207.08 - Step 4: Simplify right side
247,177.33x = 49,531,208,794.36 - Step 5: Solve for x
x = 49,531,208,794.36/247,177.33 - Step 6: Final answer
x = 200,387.35
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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.