Finding the Fourth Proportional to 124,858.08, 172,315.89 and 68,277.96
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Solution
The fourth proportional to 124,858.08, 172,315.89 and 68,277.96 is: 94,230.00
Step by Step Solution
- Step 1: Write the proportion equation
124,858.08 : 172,315.89 = 68,277.96 : x - Step 2: Convert to fraction form
124,858.08/172,315.89 = 68,277.96/x - Step 3: Cross multiply
124,858.08x = 172,315.89 × 68,277.96 - Step 4: Simplify right side
124,858.08x = 11,765,377,444.78 - Step 5: Solve for x
x = 11,765,377,444.78/124,858.08 - Step 6: Final answer
x = 94,230.00
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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.