Finding the Fourth Proportional to 107,028.48, 160,592.52 and 47,904.14
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Solution
The fourth proportional to 107,028.48, 160,592.52 and 47,904.14 is: 71,878.50
Step by Step Solution
- Step 1: Write the proportion equation
107,028.48 : 160,592.52 = 47,904.14 : x - Step 2: Convert to fraction form
107,028.48/160,592.52 = 47,904.14/x - Step 3: Cross multiply
107,028.48x = 160,592.52 × 47,904.14 - Step 4: Simplify right side
107,028.48x = 7,693,046,561.03 - Step 5: Solve for x
x = 7,693,046,561.03/107,028.48 - Step 6: Final answer
x = 71,878.50
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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.