Finding the Fourth Proportional to 155,934.97, 233,927.70 and 61,113.75
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Solution
The fourth proportional to 155,934.97, 233,927.70 and 61,113.75 is: 91,680.52
Step by Step Solution
- Step 1: Write the proportion equation
155,934.97 : 233,927.70 = 61,113.75 : x - Step 2: Convert to fraction form
155,934.97/233,927.70 = 61,113.75/x - Step 3: Cross multiply
155,934.97x = 233,927.70 × 61,113.75 - Step 4: Simplify right side
155,934.97x = 14,296,198,975.88 - Step 5: Solve for x
x = 14,296,198,975.88/155,934.97 - Step 6: Final answer
x = 91,680.52
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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.