Finding the Fourth Proportional to 170,388.62, 235,126.70 and 93,907.48
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Solution
The fourth proportional to 170,388.62, 235,126.70 and 93,907.48 is: 129,587.03
Step by Step Solution
- Step 1: Write the proportion equation
170,388.62 : 235,126.70 = 93,907.48 : x - Step 2: Convert to fraction form
170,388.62/235,126.70 = 93,907.48/x - Step 3: Cross multiply
170,388.62x = 235,126.70 × 93,907.48 - Step 4: Simplify right side
170,388.62x = 22,080,156,112.48 - Step 5: Solve for x
x = 22,080,156,112.48/170,388.62 - Step 6: Final answer
x = 129,587.03
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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.