Finding the Fourth Proportional to 126,854.44, 175,063.08 and 70,271.08
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Solution
The fourth proportional to 126,854.44, 175,063.08 and 70,271.08 is: 96,976.28
Step by Step Solution
- Step 1: Write the proportion equation
126,854.44 : 175,063.08 = 70,271.08 : x - Step 2: Convert to fraction form
126,854.44/175,063.08 = 70,271.08/x - Step 3: Cross multiply
126,854.44x = 175,063.08 × 70,271.08 - Step 4: Simplify right side
126,854.44x = 12,301,871,699.73 - Step 5: Solve for x
x = 12,301,871,699.73/126,854.44 - Step 6: Final answer
x = 96,976.28
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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.