Finding the Fourth Proportional to 229,194.80, 343,840.80 and 69,257.60
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Solution
The fourth proportional to 229,194.80, 343,840.80 and 69,257.60 is: 103,901.09
Step by Step Solution
- Step 1: Write the proportion equation
229,194.80 : 343,840.80 = 69,257.60 : x - Step 2: Convert to fraction form
229,194.80/343,840.80 = 69,257.60/x - Step 3: Cross multiply
229,194.80x = 343,840.80 × 69,257.60 - Step 4: Simplify right side
229,194.80x = 23,813,588,590.08 - Step 5: Solve for x
x = 23,813,588,590.08/229,194.80 - Step 6: Final answer
x = 103,901.09
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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.