Finding the Fourth Proportional to 230,539.98, 318,195.94 and 149,827.26
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Solution
The fourth proportional to 230,539.98, 318,195.94 and 149,827.26 is: 206,794.61
Step by Step Solution
- Step 1: Write the proportion equation
230,539.98 : 318,195.94 = 149,827.26 : x - Step 2: Convert to fraction form
230,539.98/318,195.94 = 149,827.26/x - Step 3: Cross multiply
230,539.98x = 318,195.94 × 149,827.26 - Step 4: Simplify right side
230,539.98x = 47,674,425,833.32 - Step 5: Solve for x
x = 47,674,425,833.32/230,539.98 - Step 6: Final answer
x = 206,794.61
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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.