Finding the Fourth Proportional to 196,627.10, 294,753.80 and 125,349.68
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Solution
The fourth proportional to 196,627.10, 294,753.80 and 125,349.68 is: 187,905.40
Step by Step Solution
- Step 1: Write the proportion equation
196,627.10 : 294,753.80 = 125,349.68 : x - Step 2: Convert to fraction form
196,627.10/294,753.80 = 125,349.68/x - Step 3: Cross multiply
196,627.10x = 294,753.80 × 125,349.68 - Step 4: Simplify right side
196,627.10x = 36,947,294,508.78 - Step 5: Solve for x
x = 36,947,294,508.78/196,627.10 - Step 6: Final answer
x = 187,905.40
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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.