Finding the Fourth Proportional to 274,093.24, 378,365.28 and 166,697.74
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Solution
The fourth proportional to 274,093.24, 378,365.28 and 166,697.74 is: 230,113.80
Step by Step Solution
- Step 1: Write the proportion equation
274,093.24 : 378,365.28 = 166,697.74 : x - Step 2: Convert to fraction form
274,093.24/378,365.28 = 166,697.74/x - Step 3: Cross multiply
274,093.24x = 378,365.28 × 166,697.74 - Step 4: Simplify right side
274,093.24x = 63,072,637,070.47 - Step 5: Solve for x
x = 63,072,637,070.47/274,093.24 - Step 6: Final answer
x = 230,113.80
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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.