Finding the Fourth Proportional to 119,622.58, 179,461.65 and 40,737.49
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Solution
The fourth proportional to 119,622.58, 179,461.65 and 40,737.49 is: 61,115.70
Step by Step Solution
- Step 1: Write the proportion equation
119,622.58 : 179,461.65 = 40,737.49 : x - Step 2: Convert to fraction form
119,622.58/179,461.65 = 40,737.49/x - Step 3: Cross multiply
119,622.58x = 179,461.65 × 40,737.49 - Step 4: Simplify right side
119,622.58x = 7,310,817,172.26 - Step 5: Solve for x
x = 7,310,817,172.26/119,622.58 - Step 6: Final answer
x = 61,115.70
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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.