Finding the Fourth Proportional to 251,402.68, 377,159.64 and 82,975.06
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Solution
The fourth proportional to 251,402.68, 377,159.64 and 82,975.06 is: 124,480.95
Step by Step Solution
- Step 1: Write the proportion equation
251,402.68 : 377,159.64 = 82,975.06 : x - Step 2: Convert to fraction form
251,402.68/377,159.64 = 82,975.06/x - Step 3: Cross multiply
251,402.68x = 377,159.64 × 82,975.06 - Step 4: Simplify right side
251,402.68x = 31,294,843,758.58 - Step 5: Solve for x
x = 31,294,843,758.58/251,402.68 - Step 6: Final answer
x = 124,480.95
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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.