Finding the Fourth Proportional to 117,841.17, 176,762.11 and 29,094.68
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Solution
The fourth proportional to 117,841.17, 176,762.11 and 29,094.68 is: 43,642.11
Step by Step Solution
- Step 1: Write the proportion equation
117,841.17 : 176,762.11 = 29,094.68 : x - Step 2: Convert to fraction form
117,841.17/176,762.11 = 29,094.68/x - Step 3: Cross multiply
117,841.17x = 176,762.11 × 29,094.68 - Step 4: Simplify right side
117,841.17x = 5,142,837,026.57 - Step 5: Solve for x
x = 5,142,837,026.57/117,841.17 - Step 6: Final answer
x = 43,642.11
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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.