Finding the Fourth Proportional to 205,471.07, 283,637.35 and 124,924.31
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Solution
The fourth proportional to 205,471.07, 283,637.35 and 124,924.31 is: 172,448.61
Step by Step Solution
- Step 1: Write the proportion equation
205,471.07 : 283,637.35 = 124,924.31 : x - Step 2: Convert to fraction form
205,471.07/283,637.35 = 124,924.31/x - Step 3: Cross multiply
205,471.07x = 283,637.35 × 124,924.31 - Step 4: Simplify right side
205,471.07x = 35,433,198,976.95 - Step 5: Solve for x
x = 35,433,198,976.95/205,471.07 - Step 6: Final answer
x = 172,448.61
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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.