Finding the Fourth Proportional to 107,173.05, 147,891.60 and 59,424.63
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Solution
The fourth proportional to 107,173.05, 147,891.60 and 59,424.63 is: 82,001.99
Step by Step Solution
- Step 1: Write the proportion equation
107,173.05 : 147,891.60 = 59,424.63 : x - Step 2: Convert to fraction form
107,173.05/147,891.60 = 59,424.63/x - Step 3: Cross multiply
107,173.05x = 147,891.60 × 59,424.63 - Step 4: Simplify right side
107,173.05x = 8,788,403,610.11 - Step 5: Solve for x
x = 8,788,403,610.11/107,173.05 - Step 6: Final answer
x = 82,001.99
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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.