Finding the Fourth Proportional to 274,027.91, 378,158.37 and 160,850.66
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Solution
The fourth proportional to 274,027.91, 378,158.37 and 160,850.66 is: 221,973.82
Step by Step Solution
- Step 1: Write the proportion equation
274,027.91 : 378,158.37 = 160,850.66 : x - Step 2: Convert to fraction form
274,027.91/378,158.37 = 160,850.66/x - Step 3: Cross multiply
274,027.91x = 378,158.37 × 160,850.66 - Step 4: Simplify right side
274,027.91x = 60,827,021,508.23 - Step 5: Solve for x
x = 60,827,021,508.23/274,027.91 - Step 6: Final answer
x = 221,973.82
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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.