Finding the Fourth Proportional to 188,117.23, 282,202.32 and 55,007.50
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Solution
The fourth proportional to 188,117.23, 282,202.32 and 55,007.50 is: 82,518.99
Step by Step Solution
- Step 1: Write the proportion equation
188,117.23 : 282,202.32 = 55,007.50 : x - Step 2: Convert to fraction form
188,117.23/282,202.32 = 55,007.50/x - Step 3: Cross multiply
188,117.23x = 282,202.32 × 55,007.50 - Step 4: Simplify right side
188,117.23x = 15,523,244,117.40 - Step 5: Solve for x
x = 15,523,244,117.40/188,117.23 - Step 6: Final answer
x = 82,518.99
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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.