Finding the Fourth Proportional to 229,530.30, 316,702.67 and 133,993.63
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Solution
The fourth proportional to 229,530.30, 316,702.67 and 133,993.63 is: 184,882.52
Step by Step Solution
- Step 1: Write the proportion equation
229,530.30 : 316,702.67 = 133,993.63 : x - Step 2: Convert to fraction form
229,530.30/316,702.67 = 133,993.63/x - Step 3: Cross multiply
229,530.30x = 316,702.67 × 133,993.63 - Step 4: Simplify right side
229,530.30x = 42,436,140,383.99 - Step 5: Solve for x
x = 42,436,140,383.99/229,530.30 - Step 6: Final answer
x = 184,882.52
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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.