Finding the Fourth Proportional to 190,237.65, 285,368.78 and 63,872.79
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Solution
The fourth proportional to 190,237.65, 285,368.78 and 63,872.79 is: 95,813.31
Step by Step Solution
- Step 1: Write the proportion equation
190,237.65 : 285,368.78 = 63,872.79 : x - Step 2: Convert to fraction form
190,237.65/285,368.78 = 63,872.79/x - Step 3: Cross multiply
190,237.65x = 285,368.78 × 63,872.79 - Step 4: Simplify right side
190,237.65x = 18,227,299,838.13 - Step 5: Solve for x
x = 18,227,299,838.13/190,237.65 - Step 6: Final answer
x = 95,813.31
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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.