Finding the Fourth Proportional to 134,305.39, 185,342.60 and 73,052.08
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Solution
The fourth proportional to 134,305.39, 185,342.60 and 73,052.08 is: 100,812.49
Step by Step Solution
- Step 1: Write the proportion equation
134,305.39 : 185,342.60 = 73,052.08 : x - Step 2: Convert to fraction form
134,305.39/185,342.60 = 73,052.08/x - Step 3: Cross multiply
134,305.39x = 185,342.60 × 73,052.08 - Step 4: Simplify right side
134,305.39x = 13,539,661,789.84 - Step 5: Solve for x
x = 13,539,661,789.84/134,305.39 - Step 6: Final answer
x = 100,812.49
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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.