Finding the Fourth Proportional to 137,820.99, 206,600.26 and 44,261.13
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Solution
The fourth proportional to 137,820.99, 206,600.26 and 44,261.13 is: 66,349.55
Step by Step Solution
- Step 1: Write the proportion equation
137,820.99 : 206,600.26 = 44,261.13 : x - Step 2: Convert to fraction form
137,820.99/206,600.26 = 44,261.13/x - Step 3: Cross multiply
137,820.99x = 206,600.26 × 44,261.13 - Step 4: Simplify right side
137,820.99x = 9,144,359,822.24 - Step 5: Solve for x
x = 9,144,359,822.24/137,820.99 - Step 6: Final answer
x = 66,349.55
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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.