Finding the Fourth Proportional to 250,615.68, 375,992.94 and 115,720.98
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Solution
The fourth proportional to 250,615.68, 375,992.94 and 115,720.98 is: 173,613.52
Step by Step Solution
- Step 1: Write the proportion equation
250,615.68 : 375,992.94 = 115,720.98 : x - Step 2: Convert to fraction form
250,615.68/375,992.94 = 115,720.98/x - Step 3: Cross multiply
250,615.68x = 375,992.94 × 115,720.98 - Step 4: Simplify right side
250,615.68x = 43,510,271,489.88 - Step 5: Solve for x
x = 43,510,271,489.88/250,615.68 - Step 6: Final answer
x = 173,613.52
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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.