Finding the Fourth Proportional to 126,055.32, 173,955.99 and 69,466.68
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Solution
The fourth proportional to 126,055.32, 173,955.99 and 69,466.68 is: 95,863.82
Step by Step Solution
- Step 1: Write the proportion equation
126,055.32 : 173,955.99 = 69,466.68 : x - Step 2: Convert to fraction form
126,055.32/173,955.99 = 69,466.68/x - Step 3: Cross multiply
126,055.32x = 173,955.99 × 69,466.68 - Step 4: Simplify right side
126,055.32x = 12,084,145,091.41 - Step 5: Solve for x
x = 12,084,145,091.41/126,055.32 - Step 6: Final answer
x = 95,863.82
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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.