Finding the Fourth Proportional to 266,369.81, 367,585.73 and 145,507.99
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Solution
The fourth proportional to 266,369.81, 367,585.73 and 145,507.99 is: 200,798.51
Step by Step Solution
- Step 1: Write the proportion equation
266,369.81 : 367,585.73 = 145,507.99 : x - Step 2: Convert to fraction form
266,369.81/367,585.73 = 145,507.99/x - Step 3: Cross multiply
266,369.81x = 367,585.73 × 145,507.99 - Step 4: Simplify right side
266,369.81x = 53,486,659,997.44 - Step 5: Solve for x
x = 53,486,659,997.44/266,369.81 - Step 6: Final answer
x = 200,798.51
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.