Finding the Fourth Proportional to 117,518.96, 175,888.62 and 107,013.26
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Solution
The fourth proportional to 117,518.96, 175,888.62 and 107,013.26 is: 160,164.92
Step by Step Solution
- Step 1: Write the proportion equation
117,518.96 : 175,888.62 = 107,013.26 : x - Step 2: Convert to fraction form
117,518.96/175,888.62 = 107,013.26/x - Step 3: Cross multiply
117,518.96x = 175,888.62 × 107,013.26 - Step 4: Simplify right side
117,518.96x = 18,822,413,743.66 - Step 5: Solve for x
x = 18,822,413,743.66/117,518.96 - Step 6: Final answer
x = 160,164.92
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1.5x scale
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.