Finding the Fourth Proportional to 163,438.63, 244,630.62 and 84,444.19
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Solution
The fourth proportional to 163,438.63, 244,630.62 and 84,444.19 is: 126,393.83
Step by Step Solution
- Step 1: Write the proportion equation
163,438.63 : 244,630.62 = 84,444.19 : x - Step 2: Convert to fraction form
163,438.63/244,630.62 = 84,444.19/x - Step 3: Cross multiply
163,438.63x = 244,630.62 × 84,444.19 - Step 4: Simplify right side
163,438.63x = 20,657,633,943.52 - Step 5: Solve for x
x = 20,657,633,943.52/163,438.63 - Step 6: Final answer
x = 126,393.83
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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.