Finding the Fourth Proportional to 202,460.73, 279,396.99 and 111,814.98
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Solution
The fourth proportional to 202,460.73, 279,396.99 and 111,814.98 is: 154,305.33
Step by Step Solution
- Step 1: Write the proportion equation
202,460.73 : 279,396.99 = 111,814.98 : x - Step 2: Convert to fraction form
202,460.73/279,396.99 = 111,814.98/x - Step 3: Cross multiply
202,460.73x = 279,396.99 × 111,814.98 - Step 4: Simplify right side
202,460.73x = 31,240,768,848.91 - Step 5: Solve for x
x = 31,240,768,848.91/202,460.73 - Step 6: Final answer
x = 154,305.33
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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.