Finding the Fourth Proportional to 88,628.25, 132,913.62 and 29,448.03
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Solution
The fourth proportional to 88,628.25, 132,913.62 and 29,448.03 is: 44,162.49
Step by Step Solution
- Step 1: Write the proportion equation
88,628.25 : 132,913.62 = 29,448.03 : x - Step 2: Convert to fraction form
88,628.25/132,913.62 = 29,448.03/x - Step 3: Cross multiply
88,628.25x = 132,913.62 × 29,448.03 - Step 4: Simplify right side
88,628.25x = 3,914,044,269.17 - Step 5: Solve for x
x = 3,914,044,269.17/88,628.25 - Step 6: Final answer
x = 44,162.49
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1.5x scale
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.