Finding the Fourth Proportional to 217,045.44, 299,523.96 and 120,252.35
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Solution
The fourth proportional to 217,045.44, 299,523.96 and 120,252.35 is: 165,948.94
Step by Step Solution
- Step 1: Write the proportion equation
217,045.44 : 299,523.96 = 120,252.35 : x - Step 2: Convert to fraction form
217,045.44/299,523.96 = 120,252.35/x - Step 3: Cross multiply
217,045.44x = 299,523.96 × 120,252.35 - Step 4: Simplify right side
217,045.44x = 36,018,460,071.31 - Step 5: Solve for x
x = 36,018,460,071.31/217,045.44 - Step 6: Final answer
x = 165,948.94
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1.5x scale
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.