Finding the Fourth Proportional to 201,407.08, 301,876.38 and 178,079.08
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Solution
The fourth proportional to 201,407.08, 301,876.38 and 178,079.08 is: 266,911.51
Step by Step Solution
- Step 1: Write the proportion equation
201,407.08 : 301,876.38 = 178,079.08 : x - Step 2: Convert to fraction form
201,407.08/301,876.38 = 178,079.08/x - Step 3: Cross multiply
201,407.08x = 301,876.38 × 178,079.08 - Step 4: Simplify right side
201,407.08x = 53,757,868,024.13 - Step 5: Solve for x
x = 53,757,868,024.13/201,407.08 - Step 6: Final answer
x = 266,911.51
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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.