Finding the Fourth Proportional to 242,628.24, 334,822.44 and 135,195.99
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Solution
The fourth proportional to 242,628.24, 334,822.44 and 135,195.99 is: 186,567.94
Step by Step Solution
- Step 1: Write the proportion equation
242,628.24 : 334,822.44 = 135,195.99 : x - Step 2: Convert to fraction form
242,628.24/334,822.44 = 135,195.99/x - Step 3: Cross multiply
242,628.24x = 334,822.44 × 135,195.99 - Step 4: Simplify right side
242,628.24x = 45,266,651,250.02 - Step 5: Solve for x
x = 45,266,651,250.02/242,628.24 - Step 6: Final answer
x = 186,567.94
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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.