Finding the Fourth Proportional to 199,801.68, 275,698.44 and 194,425.68
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Solution
The fourth proportional to 199,801.68, 275,698.44 and 194,425.68 is: 268,280.31
Step by Step Solution
- Step 1: Write the proportion equation
199,801.68 : 275,698.44 = 194,425.68 : x - Step 2: Convert to fraction form
199,801.68/275,698.44 = 194,425.68/x - Step 3: Cross multiply
199,801.68x = 275,698.44 × 194,425.68 - Step 4: Simplify right side
199,801.68x = 53,602,856,671.94 - Step 5: Solve for x
x = 53,602,856,671.94/199,801.68 - Step 6: Final answer
x = 268,280.31
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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.