Finding the Fourth Proportional to 117,730.01, 176,631.48 and 40,799.57
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Solution
The fourth proportional to 117,730.01, 176,631.48 and 40,799.57 is: 61,211.99
Step by Step Solution
- Step 1: Write the proportion equation
117,730.01 : 176,631.48 = 40,799.57 : x - Step 2: Convert to fraction form
117,730.01/176,631.48 = 40,799.57/x - Step 3: Cross multiply
117,730.01x = 176,631.48 × 40,799.57 - Step 4: Simplify right side
117,730.01x = 7,206,487,549.31 - Step 5: Solve for x
x = 7,206,487,549.31/117,730.01 - Step 6: Final answer
x = 61,211.99
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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.