Finding the Fourth Proportional to 165,252.09, 227,963.94 and 107,924.96
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Solution
The fourth proportional to 165,252.09, 227,963.94 and 107,924.96 is: 148,881.62
Step by Step Solution
- Step 1: Write the proportion equation
165,252.09 : 227,963.94 = 107,924.96 : x - Step 2: Convert to fraction form
165,252.09/227,963.94 = 107,924.96/x - Step 3: Cross multiply
165,252.09x = 227,963.94 × 107,924.96 - Step 4: Simplify right side
165,252.09x = 24,602,999,675.85 - Step 5: Solve for x
x = 24,602,999,675.85/165,252.09 - Step 6: Final answer
x = 148,881.62
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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.