Finding the Fourth Proportional to 71,437.14, 107,156.52 and 27,051.84
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Solution
The fourth proportional to 71,437.14, 107,156.52 and 27,051.84 is: 40,578.07
Step by Step Solution
- Step 1: Write the proportion equation
71,437.14 : 107,156.52 = 27,051.84 : x - Step 2: Convert to fraction form
71,437.14/107,156.52 = 27,051.84/x - Step 3: Cross multiply
71,437.14x = 107,156.52 × 27,051.84 - Step 4: Simplify right side
71,437.14x = 2,898,781,034.00 - Step 5: Solve for x
x = 2,898,781,034.00/71,437.14 - Step 6: Final answer
x = 40,578.07
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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.