Finding the Fourth Proportional to 165,216.87, 247,821.80 and 52,897.41
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Solution
The fourth proportional to 165,216.87, 247,821.80 and 52,897.41 is: 79,344.99
Step by Step Solution
- Step 1: Write the proportion equation
165,216.87 : 247,821.80 = 52,897.41 : x - Step 2: Convert to fraction form
165,216.87/247,821.80 = 52,897.41/x - Step 3: Cross multiply
165,216.87x = 247,821.80 × 52,897.41 - Step 4: Simplify right side
165,216.87x = 13,109,131,097.05 - Step 5: Solve for x
x = 13,109,131,097.05/165,216.87 - Step 6: Final answer
x = 79,344.99
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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.