Finding the Fourth Proportional to 239,295.22, 358,853.43 and 79,341.82
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Solution
The fourth proportional to 239,295.22, 358,853.43 and 79,341.82 is: 118,983.09
Step by Step Solution
- Step 1: Write the proportion equation
239,295.22 : 358,853.43 = 79,341.82 : x - Step 2: Convert to fraction form
239,295.22/358,853.43 = 79,341.82/x - Step 3: Cross multiply
239,295.22x = 358,853.43 × 79,341.82 - Step 4: Simplify right side
239,295.22x = 28,472,084,249.44 - Step 5: Solve for x
x = 28,472,084,249.44/239,295.22 - Step 6: Final answer
x = 118,983.09
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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.