Finding the Fourth Proportional to 132,922.98, 183,427.25 and 79,206.80
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Solution
The fourth proportional to 132,922.98, 183,427.25 and 79,206.80 is: 109,301.52
Step by Step Solution
- Step 1: Write the proportion equation
132,922.98 : 183,427.25 = 79,206.80 : x - Step 2: Convert to fraction form
132,922.98/183,427.25 = 79,206.80/x - Step 3: Cross multiply
132,922.98x = 183,427.25 × 79,206.80 - Step 4: Simplify right side
132,922.98x = 14,528,684,192.13 - Step 5: Solve for x
x = 14,528,684,192.13/132,922.98 - Step 6: Final answer
x = 109,301.52
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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.