Finding the Fourth Proportional to 236,252.72, 326,026.68 and 135,651.44
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Solution
The fourth proportional to 236,252.72, 326,026.68 and 135,651.44 is: 187,197.80
Step by Step Solution
- Step 1: Write the proportion equation
236,252.72 : 326,026.68 = 135,651.44 : x - Step 2: Convert to fraction form
236,252.72/326,026.68 = 135,651.44/x - Step 3: Cross multiply
236,252.72x = 326,026.68 × 135,651.44 - Step 4: Simplify right side
236,252.72x = 44,225,988,620.42 - Step 5: Solve for x
x = 44,225,988,620.42/236,252.72 - Step 6: Final answer
x = 187,197.80
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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.