Finding the Fourth Proportional to 124,633.08, 171,992.97 and 68,044.05
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Solution
The fourth proportional to 124,633.08, 171,992.97 and 68,044.05 is: 93,900.42
Step by Step Solution
- Step 1: Write the proportion equation
124,633.08 : 171,992.97 = 68,044.05 : x - Step 2: Convert to fraction form
124,633.08/171,992.97 = 68,044.05/x - Step 3: Cross multiply
124,633.08x = 171,992.97 × 68,044.05 - Step 4: Simplify right side
124,633.08x = 11,703,098,250.33 - Step 5: Solve for x
x = 11,703,098,250.33/124,633.08 - Step 6: Final answer
x = 93,900.42
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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.