Finding the Fourth Proportional to 94,279.80, 130,106.10 and 51,841.08
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Solution
The fourth proportional to 94,279.80, 130,106.10 and 51,841.08 is: 71,540.68
Step by Step Solution
- Step 1: Write the proportion equation
94,279.80 : 130,106.10 = 51,841.08 : x - Step 2: Convert to fraction form
94,279.80/130,106.10 = 51,841.08/x - Step 3: Cross multiply
94,279.80x = 130,106.10 × 51,841.08 - Step 4: Simplify right side
94,279.80x = 6,744,840,738.59 - Step 5: Solve for x
x = 6,744,840,738.59/94,279.80 - Step 6: Final answer
x = 71,540.68
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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.