Finding the Fourth Proportional to 134,248.26, 201,406.56 and 39,481.80
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Solution
The fourth proportional to 134,248.26, 201,406.56 and 39,481.80 is: 59,232.75
Step by Step Solution
- Step 1: Write the proportion equation
134,248.26 : 201,406.56 = 39,481.80 : x - Step 2: Convert to fraction form
134,248.26/201,406.56 = 39,481.80/x - Step 3: Cross multiply
134,248.26x = 201,406.56 × 39,481.80 - Step 4: Simplify right side
134,248.26x = 7,951,893,520.61 - Step 5: Solve for x
x = 7,951,893,520.61/134,248.26 - Step 6: Final answer
x = 59,232.75
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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.