Finding the Fourth Proportional to 163,189.98, 244,588.14 and 84,261.15
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Solution
The fourth proportional to 163,189.98, 244,588.14 and 84,261.15 is: 126,290.09
Step by Step Solution
- Step 1: Write the proportion equation
163,189.98 : 244,588.14 = 84,261.15 : x - Step 2: Convert to fraction form
163,189.98/244,588.14 = 84,261.15/x - Step 3: Cross multiply
163,189.98x = 244,588.14 × 84,261.15 - Step 4: Simplify right side
163,189.98x = 20,609,277,952.76 - Step 5: Solve for x
x = 20,609,277,952.76/163,189.98 - Step 6: Final answer
x = 126,290.09
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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.