Finding the Fourth Proportional to 183,857.68, 253,502.86 and 132,788.80
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Solution
The fourth proportional to 183,857.68, 253,502.86 and 132,788.80 is: 183,089.12
Step by Step Solution
- Step 1: Write the proportion equation
183,857.68 : 253,502.86 = 132,788.80 : x - Step 2: Convert to fraction form
183,857.68/253,502.86 = 132,788.80/x - Step 3: Cross multiply
183,857.68x = 253,502.86 × 132,788.80 - Step 4: Simplify right side
183,857.68x = 33,662,340,575.97 - Step 5: Solve for x
x = 33,662,340,575.97/183,857.68 - Step 6: Final answer
x = 183,089.12
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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.