Finding the Fourth Proportional to 210,349.75, 315,524.64 and 62,605.75
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Solution
The fourth proportional to 210,349.75, 315,524.64 and 62,605.75 is: 93,908.63
Step by Step Solution
- Step 1: Write the proportion equation
210,349.75 : 315,524.64 = 62,605.75 : x - Step 2: Convert to fraction form
210,349.75/315,524.64 = 62,605.75/x - Step 3: Cross multiply
210,349.75x = 315,524.64 × 62,605.75 - Step 4: Simplify right side
210,349.75x = 19,753,656,730.68 - Step 5: Solve for x
x = 19,753,656,730.68/210,349.75 - Step 6: Final answer
x = 93,908.63
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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.