Finding the Fourth Proportional to 192,393.99, 265,503.29 and 107,511.06
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Solution
The fourth proportional to 192,393.99, 265,503.29 and 107,511.06 is: 148,365.03
Step by Step Solution
- Step 1: Write the proportion equation
192,393.99 : 265,503.29 = 107,511.06 : x - Step 2: Convert to fraction form
192,393.99/265,503.29 = 107,511.06/x - Step 3: Cross multiply
192,393.99x = 265,503.29 × 107,511.06 - Step 4: Simplify right side
192,393.99x = 28,544,539,603.83 - Step 5: Solve for x
x = 28,544,539,603.83/192,393.99 - Step 6: Final answer
x = 148,365.03
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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.