Finding the Fourth Proportional to 226,386.44, 312,415.14 and 141,552.68
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Solution
The fourth proportional to 226,386.44, 312,415.14 and 141,552.68 is: 195,343.86
Step by Step Solution
- Step 1: Write the proportion equation
226,386.44 : 312,415.14 = 141,552.68 : x - Step 2: Convert to fraction form
226,386.44/312,415.14 = 141,552.68/x - Step 3: Cross multiply
226,386.44x = 312,415.14 × 141,552.68 - Step 4: Simplify right side
226,386.44x = 44,223,200,339.58 - Step 5: Solve for x
x = 44,223,200,339.58/226,386.44 - Step 6: Final answer
x = 195,343.86
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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.