Finding the Fourth Proportional to 232,615.96, 348,392.58 and 138,929.56
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Solution
The fourth proportional to 232,615.96, 348,392.58 and 138,929.56 is: 208,076.99
Step by Step Solution
- Step 1: Write the proportion equation
232,615.96 : 348,392.58 = 138,929.56 : x - Step 2: Convert to fraction form
232,615.96/348,392.58 = 138,929.56/x - Step 3: Cross multiply
232,615.96x = 348,392.58 × 138,929.56 - Step 4: Simplify right side
232,615.96x = 48,402,027,846.66 - Step 5: Solve for x
x = 48,402,027,846.66/232,615.96 - Step 6: Final answer
x = 208,076.99
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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.