Finding the Fourth Proportional to 232,709.76, 349,110.72 and 74,926.08
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Solution
The fourth proportional to 232,709.76, 349,110.72 and 74,926.08 is: 112,403.96
Step by Step Solution
- Step 1: Write the proportion equation
232,709.76 : 349,110.72 = 74,926.08 : x - Step 2: Convert to fraction form
232,709.76/349,110.72 = 74,926.08/x - Step 3: Cross multiply
232,709.76x = 349,110.72 × 74,926.08 - Step 4: Simplify right side
232,709.76x = 26,157,497,735.58 - Step 5: Solve for x
x = 26,157,497,735.58/232,709.76 - Step 6: Final answer
x = 112,403.96
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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.