Finding the Fourth Proportional to 205,228.06, 283,136.79 and 124,625.14
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Solution
The fourth proportional to 205,228.06, 283,136.79 and 124,625.14 is: 171,935.37
Step by Step Solution
- Step 1: Write the proportion equation
205,228.06 : 283,136.79 = 124,625.14 : x - Step 2: Convert to fraction form
205,228.06/283,136.79 = 124,625.14/x - Step 3: Cross multiply
205,228.06x = 283,136.79 × 124,625.14 - Step 4: Simplify right side
205,228.06x = 35,285,962,092.90 - Step 5: Solve for x
x = 35,285,962,092.90/205,228.06 - Step 6: Final answer
x = 171,935.37
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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.