Finding the Fourth Proportional to 194,242.14, 268,095.42 and 130,543.00
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Solution
The fourth proportional to 194,242.14, 268,095.42 and 130,543.00 is: 180,177.07
Step by Step Solution
- Step 1: Write the proportion equation
194,242.14 : 268,095.42 = 130,543.00 : x - Step 2: Convert to fraction form
194,242.14/268,095.42 = 130,543.00/x - Step 3: Cross multiply
194,242.14x = 268,095.42 × 130,543.00 - Step 4: Simplify right side
194,242.14x = 34,997,979,742.82 - Step 5: Solve for x
x = 34,997,979,742.82/194,242.14 - Step 6: Final answer
x = 180,177.07
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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.