Finding the Fourth Proportional to 251,937.44, 377,959.47 and 83,448.23
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Solution
The fourth proportional to 251,937.44, 377,959.47 and 83,448.23 is: 125,189.99
Step by Step Solution
- Step 1: Write the proportion equation
251,937.44 : 377,959.47 = 83,448.23 : x - Step 2: Convert to fraction form
251,937.44/377,959.47 = 83,448.23/x - Step 3: Cross multiply
251,937.44x = 377,959.47 × 83,448.23 - Step 4: Simplify right side
251,937.44x = 31,540,046,580.51 - Step 5: Solve for x
x = 31,540,046,580.51/251,937.44 - Step 6: Final answer
x = 125,189.99
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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.