Finding the Fourth Proportional to 232,678.92, 349,073.08 and 74,901.48
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Solution
The fourth proportional to 232,678.92, 349,073.08 and 74,901.48 is: 112,369.83
Step by Step Solution
- Step 1: Write the proportion equation
232,678.92 : 349,073.08 = 74,901.48 : x - Step 2: Convert to fraction form
232,678.92/349,073.08 = 74,901.48/x - Step 3: Cross multiply
232,678.92x = 349,073.08 × 74,901.48 - Step 4: Simplify right side
232,678.92x = 26,146,090,320.16 - Step 5: Solve for x
x = 26,146,090,320.16/232,678.92 - Step 6: Final answer
x = 112,369.83
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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.