Finding the Fourth Proportional to 264,395.52, 364,865.94 and 143,536.68
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Solution
The fourth proportional to 264,395.52, 364,865.94 and 143,536.68 is: 198,080.68
Step by Step Solution
- Step 1: Write the proportion equation
264,395.52 : 364,865.94 = 143,536.68 : x - Step 2: Convert to fraction form
264,395.52/364,865.94 = 143,536.68/x - Step 3: Cross multiply
264,395.52x = 364,865.94 × 143,536.68 - Step 4: Simplify right side
264,395.52x = 52,371,645,672.68 - Step 5: Solve for x
x = 52,371,645,672.68/264,395.52 - Step 6: Final answer
x = 198,080.68
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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.