Finding the Fourth Proportional to 230,590.62, 345,991.02 and 118,349.65
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Solution
The fourth proportional to 230,590.62, 345,991.02 and 118,349.65 is: 177,578.40
Step by Step Solution
- Step 1: Write the proportion equation
230,590.62 : 345,991.02 = 118,349.65 : x - Step 2: Convert to fraction form
230,590.62/345,991.02 = 118,349.65/x - Step 3: Cross multiply
230,590.62x = 345,991.02 × 118,349.65 - Step 4: Simplify right side
230,590.62x = 40,947,913,798.44 - Step 5: Solve for x
x = 40,947,913,798.44/230,590.62 - Step 6: Final answer
x = 177,578.40
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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.