Finding the Fourth Proportional to 217,201.10, 299,559.80 and 152,883.25
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Solution
The fourth proportional to 217,201.10, 299,559.80 and 152,883.25 is: 210,853.80
Step by Step Solution
- Step 1: Write the proportion equation
217,201.10 : 299,559.80 = 152,883.25 : x - Step 2: Convert to fraction form
217,201.10/299,559.80 = 152,883.25/x - Step 3: Cross multiply
217,201.10x = 299,559.80 × 152,883.25 - Step 4: Simplify right side
217,201.10x = 45,797,675,426.66 - Step 5: Solve for x
x = 45,797,675,426.66/217,201.10 - Step 6: Final answer
x = 210,853.80
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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.