Finding the Fourth Proportional to 84,368.93, 126,555.66 and 36,959.63
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Solution
The fourth proportional to 84,368.93, 126,555.66 and 36,959.63 is: 55,440.43
Step by Step Solution
- Step 1: Write the proportion equation
84,368.93 : 126,555.66 = 36,959.63 : x - Step 2: Convert to fraction form
84,368.93/126,555.66 = 36,959.63/x - Step 3: Cross multiply
84,368.93x = 126,555.66 × 36,959.63 - Step 4: Simplify right side
84,368.93x = 4,677,449,735.23 - Step 5: Solve for x
x = 4,677,449,735.23/84,368.93 - Step 6: Final answer
x = 55,440.43
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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.