Finding the Fourth Proportional to 73,412.04, 101,291.19 and 43,198.68
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Solution
The fourth proportional to 73,412.04, 101,291.19 and 43,198.68 is: 59,603.92
Step by Step Solution
- Step 1: Write the proportion equation
73,412.04 : 101,291.19 = 43,198.68 : x - Step 2: Convert to fraction form
73,412.04/101,291.19 = 43,198.68/x - Step 3: Cross multiply
73,412.04x = 101,291.19 × 43,198.68 - Step 4: Simplify right side
73,412.04x = 4,375,645,703.63 - Step 5: Solve for x
x = 4,375,645,703.63/73,412.04 - Step 6: Final answer
x = 59,603.92
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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.