Finding the Fourth Proportional to 272,995.19, 409,551.11 and 95,507.99
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Solution
The fourth proportional to 272,995.19, 409,551.11 and 95,507.99 is: 143,282.39
Step by Step Solution
- Step 1: Write the proportion equation
272,995.19 : 409,551.11 = 95,507.99 : x - Step 2: Convert to fraction form
272,995.19/409,551.11 = 95,507.99/x - Step 3: Cross multiply
272,995.19x = 409,551.11 × 95,507.99 - Step 4: Simplify right side
272,995.19x = 39,115,403,318.37 - Step 5: Solve for x
x = 39,115,403,318.37/272,995.19 - Step 6: Final answer
x = 143,282.39
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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.