Finding the Fourth Proportional to 83,323.71, 124,998.53 and 27,906.75
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Solution
The fourth proportional to 83,323.71, 124,998.53 and 27,906.75 is: 41,864.47
Step by Step Solution
- Step 1: Write the proportion equation
83,323.71 : 124,998.53 = 27,906.75 : x - Step 2: Convert to fraction form
83,323.71/124,998.53 = 27,906.75/x - Step 3: Cross multiply
83,323.71x = 124,998.53 × 27,906.75 - Step 4: Simplify right side
83,323.71x = 3,488,302,587.54 - Step 5: Solve for x
x = 3,488,302,587.54/83,323.71 - Step 6: Final answer
x = 41,864.47
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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.