Finding the Fourth Proportional to 94,169.63, 129,955.04 and 51,149.96
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Solution
The fourth proportional to 94,169.63, 129,955.04 and 51,149.96 is: 70,587.46
Step by Step Solution
- Step 1: Write the proportion equation
94,169.63 : 129,955.04 = 51,149.96 : x - Step 2: Convert to fraction form
94,169.63/129,955.04 = 51,149.96/x - Step 3: Cross multiply
94,169.63x = 129,955.04 × 51,149.96 - Step 4: Simplify right side
94,169.63x = 6,647,195,097.80 - Step 5: Solve for x
x = 6,647,195,097.80/94,169.63 - Step 6: Final answer
x = 70,587.46
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1.5x scale
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.