Finding the Fourth Proportional to 229,085.62, 343,490.29 and 102,702.98
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Solution
The fourth proportional to 229,085.62, 343,490.29 and 102,702.98 is: 153,992.54
Step by Step Solution
- Step 1: Write the proportion equation
229,085.62 : 343,490.29 = 102,702.98 : x - Step 2: Convert to fraction form
229,085.62/343,490.29 = 102,702.98/x - Step 3: Cross multiply
229,085.62x = 343,490.29 × 102,702.98 - Step 4: Simplify right side
229,085.62x = 35,277,476,384.06 - Step 5: Solve for x
x = 35,277,476,384.06/229,085.62 - Step 6: Final answer
x = 153,992.54
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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.