Finding the Fourth Proportional to 202,800.42, 304,036.56 and 123,887.99
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Solution
The fourth proportional to 202,800.42, 304,036.56 and 123,887.99 is: 185,731.75
Step by Step Solution
- Step 1: Write the proportion equation
202,800.42 : 304,036.56 = 123,887.99 : x - Step 2: Convert to fraction form
202,800.42/304,036.56 = 123,887.99/x - Step 3: Cross multiply
202,800.42x = 304,036.56 × 123,887.99 - Step 4: Simplify right side
202,800.42x = 37,666,476,784.73 - Step 5: Solve for x
x = 37,666,476,784.73/202,800.42 - Step 6: Final answer
x = 185,731.75
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.