Finding the Fourth Proportional to 124,365.47, 186,554.57 and 35,631.99
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Solution
The fourth proportional to 124,365.47, 186,554.57 and 35,631.99 is: 53,449.81
Step by Step Solution
- Step 1: Write the proportion equation
124,365.47 : 186,554.57 = 35,631.99 : x - Step 2: Convert to fraction form
124,365.47/186,554.57 = 35,631.99/x - Step 3: Cross multiply
124,365.47x = 186,554.57 × 35,631.99 - Step 4: Simplify right side
124,365.47x = 6,647,310,394.53 - Step 5: Solve for x
x = 6,647,310,394.53/124,365.47 - Step 6: Final answer
x = 53,449.81
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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.