Finding the Fourth Proportional to 165,067.48, 227,807.22 and 93,460.12
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Solution
The fourth proportional to 165,067.48, 227,807.22 and 93,460.12 is: 128,982.95
Step by Step Solution
- Step 1: Write the proportion equation
165,067.48 : 227,807.22 = 93,460.12 : x - Step 2: Convert to fraction form
165,067.48/227,807.22 = 93,460.12/x - Step 3: Cross multiply
165,067.48x = 227,807.22 × 93,460.12 - Step 4: Simplify right side
165,067.48x = 21,290,890,118.07 - Step 5: Solve for x
x = 21,290,890,118.07/165,067.48 - Step 6: Final answer
x = 128,982.95
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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.