Finding the Fourth Proportional to 79,823.48, 110,156.63 and 44,012.70
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Solution
The fourth proportional to 79,823.48, 110,156.63 and 44,012.70 is: 60,737.65
Step by Step Solution
- Step 1: Write the proportion equation
79,823.48 : 110,156.63 = 44,012.70 : x - Step 2: Convert to fraction form
79,823.48/110,156.63 = 44,012.70/x - Step 3: Cross multiply
79,823.48x = 110,156.63 × 44,012.70 - Step 4: Simplify right side
79,823.48x = 4,848,290,489.14 - Step 5: Solve for x
x = 4,848,290,489.14/79,823.48 - Step 6: Final answer
x = 60,737.65
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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.