Finding the Fourth Proportional to 202,248.37, 279,103.58 and 111,606.99
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Solution
The fourth proportional to 202,248.37, 279,103.58 and 111,606.99 is: 154,018.10
Step by Step Solution
- Step 1: Write the proportion equation
202,248.37 : 279,103.58 = 111,606.99 : x - Step 2: Convert to fraction form
202,248.37/279,103.58 = 111,606.99/x - Step 3: Cross multiply
202,248.37x = 279,103.58 × 111,606.99 - Step 4: Simplify right side
202,248.37x = 31,149,910,462.02 - Step 5: Solve for x
x = 31,149,910,462.02/202,248.37 - Step 6: Final answer
x = 154,018.10
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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.