Finding the Fourth Proportional to 101,126.68, 151,567.02 and 71,553.08
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Solution
The fourth proportional to 101,126.68, 151,567.02 and 71,553.08 is: 107,242.59
Step by Step Solution
- Step 1: Write the proportion equation
101,126.68 : 151,567.02 = 71,553.08 : x - Step 2: Convert to fraction form
101,126.68/151,567.02 = 71,553.08/x - Step 3: Cross multiply
101,126.68x = 151,567.02 × 71,553.08 - Step 4: Simplify right side
101,126.68x = 10,845,087,107.42 - Step 5: Solve for x
x = 10,845,087,107.42/101,126.68 - Step 6: Final answer
x = 107,242.59
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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.