Finding the Fourth Proportional to 124,313.13, 186,469.70 and 41,207.13
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Solution
The fourth proportional to 124,313.13, 186,469.70 and 41,207.13 is: 61,810.70
Step by Step Solution
- Step 1: Write the proportion equation
124,313.13 : 186,469.70 = 41,207.13 : x - Step 2: Convert to fraction form
124,313.13/186,469.70 = 41,207.13/x - Step 3: Cross multiply
124,313.13x = 186,469.70 × 41,207.13 - Step 4: Simplify right side
124,313.13x = 7,683,881,168.96 - Step 5: Solve for x
x = 7,683,881,168.96/124,313.13 - Step 6: Final answer
x = 61,810.70
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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.