Finding the Fourth Proportional to 251,726.94, 377,558.01 and 74,252.70
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Solution
The fourth proportional to 251,726.94, 377,558.01 and 74,252.70 is: 111,369.49
Step by Step Solution
- Step 1: Write the proportion equation
251,726.94 : 377,558.01 = 74,252.70 : x - Step 2: Convert to fraction form
251,726.94/377,558.01 = 74,252.70/x - Step 3: Cross multiply
251,726.94x = 377,558.01 × 74,252.70 - Step 4: Simplify right side
251,726.94x = 28,034,701,649.13 - Step 5: Solve for x
x = 28,034,701,649.13/251,726.94 - Step 6: Final answer
x = 111,369.49
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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.