Finding the Fourth Proportional to 150,655.80, 207,904.43 and 82,673.91
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Solution
The fourth proportional to 150,655.80, 207,904.43 and 82,673.91 is: 114,089.68
Step by Step Solution
- Step 1: Write the proportion equation
150,655.80 : 207,904.43 = 82,673.91 : x - Step 2: Convert to fraction form
150,655.80/207,904.43 = 82,673.91/x - Step 3: Cross multiply
150,655.80x = 207,904.43 × 82,673.91 - Step 4: Simplify right side
150,655.80x = 17,188,271,721.05 - Step 5: Solve for x
x = 17,188,271,721.05/150,655.80 - Step 6: Final answer
x = 114,089.68
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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.