Finding the Fourth Proportional to 134,197.36, 185,194.65 and 73,770.55
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Solution
The fourth proportional to 134,197.36, 185,194.65 and 73,770.55 is: 101,804.62
Step by Step Solution
- Step 1: Write the proportion equation
134,197.36 : 185,194.65 = 73,770.55 : x - Step 2: Convert to fraction form
134,197.36/185,194.65 = 73,770.55/x - Step 3: Cross multiply
134,197.36x = 185,194.65 × 73,770.55 - Step 4: Simplify right side
134,197.36x = 13,661,911,001.21 - Step 5: Solve for x
x = 13,661,911,001.21/134,197.36 - Step 6: Final answer
x = 101,804.62
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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.