Finding the Fourth Proportional to 126,894.36, 175,114.08 and 69,535.08
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Solution
The fourth proportional to 126,894.36, 175,114.08 and 69,535.08 is: 95,958.34
Step by Step Solution
- Step 1: Write the proportion equation
126,894.36 : 175,114.08 = 69,535.08 : x - Step 2: Convert to fraction form
126,894.36/175,114.08 = 69,535.08/x - Step 3: Cross multiply
126,894.36x = 175,114.08 × 69,535.08 - Step 4: Simplify right side
126,894.36x = 12,176,571,561.93 - Step 5: Solve for x
x = 12,176,571,561.93/126,894.36 - Step 6: Final answer
x = 95,958.34
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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.