Finding the Fourth Proportional to 112,331,450.10, 168,497,175.15 and 91,924,115.70
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Solution
The fourth proportional to 112,331,450.10, 168,497,175.15 and 91,924,115.70 is: 137,886,173.55
Step by Step Solution
- Step 1: Write the proportion equation
112,331,450.10 : 168,497,175.15 = 91,924,115.70 : x - Step 2: Convert to fraction form
112,331,450.10/168,497,175.15 = 91,924,115.70/x - Step 3: Cross multiply
112,331,450.10x = 168,497,175.15 × 91,924,115.70 - Step 4: Simplify right side
112,331,450.10x = 15,488,953,823,611,766 - Step 5: Solve for x
x = 15,488,953,823,611,766/112,331,450.10 - Step 6: Final answer
x = 137,886,173.55
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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.