Finding the Fourth Proportional to 236,445.24, 326,306.94 and 135,849.72
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Solution
The fourth proportional to 236,445.24, 326,306.94 and 135,849.72 is: 187,479.80
Step by Step Solution
- Step 1: Write the proportion equation
236,445.24 : 326,306.94 = 135,849.72 : x - Step 2: Convert to fraction form
236,445.24/326,306.94 = 135,849.72/x - Step 3: Cross multiply
236,445.24x = 326,306.94 × 135,849.72 - Step 4: Simplify right side
236,445.24x = 44,328,706,433.06 - Step 5: Solve for x
x = 44,328,706,433.06/236,445.24 - Step 6: Final answer
x = 187,479.80
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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.