Finding the Fourth Proportional to 75,002.92, 103,507.62 and 41,471.08
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Solution
The fourth proportional to 75,002.92, 103,507.62 and 41,471.08 is: 57,232.08
Step by Step Solution
- Step 1: Write the proportion equation
75,002.92 : 103,507.62 = 41,471.08 : x - Step 2: Convert to fraction form
75,002.92/103,507.62 = 41,471.08/x - Step 3: Cross multiply
75,002.92x = 103,507.62 × 41,471.08 - Step 4: Simplify right side
75,002.92x = 4,292,572,789.63 - Step 5: Solve for x
x = 4,292,572,789.63/75,002.92 - Step 6: Final answer
x = 57,232.08
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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.