Finding the Fourth Proportional to 132,352.18, 182,645.62 and 71,922.84
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Solution
The fourth proportional to 132,352.18, 182,645.62 and 71,922.84 is: 99,253.30
Step by Step Solution
- Step 1: Write the proportion equation
132,352.18 : 182,645.62 = 71,922.84 : x - Step 2: Convert to fraction form
132,352.18/182,645.62 = 71,922.84/x - Step 3: Cross multiply
132,352.18x = 182,645.62 × 71,922.84 - Step 4: Simplify right side
132,352.18x = 13,136,390,839.23 - Step 5: Solve for x
x = 13,136,390,839.23/132,352.18 - Step 6: Final answer
x = 99,253.30
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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.