Finding the Fourth Proportional to 107,418.18, 148,232.97 and 59,674.53
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Solution
The fourth proportional to 107,418.18, 148,232.97 and 59,674.53 is: 82,348.56
Step by Step Solution
- Step 1: Write the proportion equation
107,418.18 : 148,232.97 = 59,674.53 : x - Step 2: Convert to fraction form
107,418.18/148,232.97 = 59,674.53/x - Step 3: Cross multiply
107,418.18x = 148,232.97 × 59,674.53 - Step 4: Simplify right side
107,418.18x = 8,845,732,815.25 - Step 5: Solve for x
x = 8,845,732,815.25/107,418.18 - Step 6: Final answer
x = 82,348.56
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1.5x scale
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.