Finding the Fourth Proportional to 134,243.88, 185,257.25 and 73,818.44
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Solution
The fourth proportional to 134,243.88, 185,257.25 and 73,818.44 is: 101,869.82
Step by Step Solution
- Step 1: Write the proportion equation
134,243.88 : 185,257.25 = 73,818.44 : x - Step 2: Convert to fraction form
134,243.88/185,257.25 = 73,818.44/x - Step 3: Cross multiply
134,243.88x = 185,257.25 × 73,818.44 - Step 4: Simplify right side
134,243.88x = 13,675,399,898.31 - Step 5: Solve for x
x = 13,675,399,898.31/134,243.88 - Step 6: Final answer
x = 101,869.82
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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.