Finding the Fourth Proportional to 214,942.81, 296,597.52 and 124,285.05
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Solution
The fourth proportional to 214,942.81, 296,597.52 and 124,285.05 is: 171,499.75
Step by Step Solution
- Step 1: Write the proportion equation
214,942.81 : 296,597.52 = 124,285.05 : x - Step 2: Convert to fraction form
214,942.81/296,597.52 = 124,285.05/x - Step 3: Cross multiply
214,942.81x = 296,597.52 × 124,285.05 - Step 4: Simplify right side
214,942.81x = 36,862,637,603.08 - Step 5: Solve for x
x = 36,862,637,603.08/214,942.81 - Step 6: Final answer
x = 171,499.75
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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.