Finding the Fourth Proportional to 126,935.24, 190,202.58 and 46,863.09
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Solution
The fourth proportional to 126,935.24, 190,202.58 and 46,863.09 is: 70,220.70
Step by Step Solution
- Step 1: Write the proportion equation
126,935.24 : 190,202.58 = 46,863.09 : x - Step 2: Convert to fraction form
126,935.24/190,202.58 = 46,863.09/x - Step 3: Cross multiply
126,935.24x = 190,202.58 × 46,863.09 - Step 4: Simplify right side
126,935.24x = 8,913,480,624.77 - Step 5: Solve for x
x = 8,913,480,624.77/126,935.24 - Step 6: Final answer
x = 70,220.70
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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.