Finding the Fourth Proportional to 146,823.88, 202,611.54 and 79,754.44
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Solution
The fourth proportional to 146,823.88, 202,611.54 and 79,754.44 is: 110,058.19
Step by Step Solution
- Step 1: Write the proportion equation
146,823.88 : 202,611.54 = 79,754.44 : x - Step 2: Convert to fraction form
146,823.88/202,611.54 = 79,754.44/x - Step 3: Cross multiply
146,823.88x = 202,611.54 × 79,754.44 - Step 4: Simplify right side
146,823.88x = 16,159,169,910.24 - Step 5: Solve for x
x = 16,159,169,910.24/146,823.88 - Step 6: Final answer
x = 110,058.19
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1.5x scale
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.