Finding the Fourth Proportional to 372,085.26, 558,125.80 and 135,427.94
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Solution
The fourth proportional to 372,085.26, 558,125.80 and 135,427.94 is: 203,141.15
Step by Step Solution
- Step 1: Write the proportion equation
372,085.26 : 558,125.80 = 135,427.94 : x - Step 2: Convert to fraction form
372,085.26/558,125.80 = 135,427.94/x - Step 3: Cross multiply
372,085.26x = 558,125.80 × 135,427.94 - Step 4: Simplify right side
372,085.26x = 75,585,827,354.85 - Step 5: Solve for x
x = 75,585,827,354.85/372,085.26 - Step 6: Final answer
x = 203,141.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.