Finding the Fourth Proportional to 163,190.98, 244,589.64 and 84,262.15
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Solution
The fourth proportional to 163,190.98, 244,589.64 and 84,262.15 is: 126,291.59
Step by Step Solution
- Step 1: Write the proportion equation
163,190.98 : 244,589.64 = 84,262.15 : x - Step 2: Convert to fraction form
163,190.98/244,589.64 = 84,262.15/x - Step 3: Cross multiply
163,190.98x = 244,589.64 × 84,262.15 - Step 4: Simplify right side
163,190.98x = 20,609,648,934.13 - Step 5: Solve for x
x = 20,609,648,934.13/163,190.98 - Step 6: Final answer
x = 126,291.59
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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.