Finding the Fourth Proportional to 165,110.97, 247,663.80 and 65,272.09
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Solution
The fourth proportional to 165,110.97, 247,663.80 and 65,272.09 is: 97,907.09
Step by Step Solution
- Step 1: Write the proportion equation
165,110.97 : 247,663.80 = 65,272.09 : x - Step 2: Convert to fraction form
165,110.97/247,663.80 = 65,272.09/x - Step 3: Cross multiply
165,110.97x = 247,663.80 × 65,272.09 - Step 4: Simplify right side
165,110.97x = 16,165,533,843.34 - Step 5: Solve for x
x = 16,165,533,843.34/165,110.97 - Step 6: Final answer
x = 97,907.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.