Finding the Fourth Proportional to 231,992.19, 348,117.44 and 125,374.05
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Solution
The fourth proportional to 231,992.19, 348,117.44 and 125,374.05 is: 188,130.87
Step by Step Solution
- Step 1: Write the proportion equation
231,992.19 : 348,117.44 = 125,374.05 : x - Step 2: Convert to fraction form
231,992.19/348,117.44 = 125,374.05/x - Step 3: Cross multiply
231,992.19x = 348,117.44 × 125,374.05 - Step 4: Simplify right side
231,992.19x = 43,644,892,701.56 - Step 5: Solve for x
x = 43,644,892,701.56/231,992.19 - Step 6: Final answer
x = 188,130.87
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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.