Finding the Fourth Proportional to 150,613.36, 207,760.08 and 93,926.32
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Solution
The fourth proportional to 150,613.36, 207,760.08 and 93,926.32 is: 129,564.47
Step by Step Solution
- Step 1: Write the proportion equation
150,613.36 : 207,760.08 = 93,926.32 : x - Step 2: Convert to fraction form
150,613.36/207,760.08 = 93,926.32/x - Step 3: Cross multiply
150,613.36x = 207,760.08 × 93,926.32 - Step 4: Simplify right side
150,613.36x = 19,514,139,757.31 - Step 5: Solve for x
x = 19,514,139,757.31/150,613.36 - Step 6: Final answer
x = 129,564.47
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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.