Finding the Fourth Proportional to 229,389.08, 344,083.62 and 71,631.06
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Solution
The fourth proportional to 229,389.08, 344,083.62 and 71,631.06 is: 107,446.59
Step by Step Solution
- Step 1: Write the proportion equation
229,389.08 : 344,083.62 = 71,631.06 : x - Step 2: Convert to fraction form
229,389.08/344,083.62 = 71,631.06/x - Step 3: Cross multiply
229,389.08x = 344,083.62 × 71,631.06 - Step 4: Simplify right side
229,389.08x = 24,647,074,429.24 - Step 5: Solve for x
x = 24,647,074,429.24/229,389.08 - Step 6: Final answer
x = 107,446.59
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1.5x scale
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.