Finding the Fourth Proportional to 178,461.15, 246,296.97 and 106,841.13
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Solution
The fourth proportional to 178,461.15, 246,296.97 and 106,841.13 is: 147,453.08
Step by Step Solution
- Step 1: Write the proportion equation
178,461.15 : 246,296.97 = 106,841.13 : x - Step 2: Convert to fraction form
178,461.15/246,296.97 = 106,841.13/x - Step 3: Cross multiply
178,461.15x = 246,296.97 × 106,841.13 - Step 4: Simplify right side
178,461.15x = 26,314,646,590.38 - Step 5: Solve for x
x = 26,314,646,590.38/178,461.15 - Step 6: Final answer
x = 147,453.08
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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.