Finding the Fourth Proportional to 155,046.10, 232,569.20 and 49,865.06
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Solution
The fourth proportional to 155,046.10, 232,569.20 and 49,865.06 is: 74,797.61
Step by Step Solution
- Step 1: Write the proportion equation
155,046.10 : 232,569.20 = 49,865.06 : x - Step 2: Convert to fraction form
155,046.10/232,569.20 = 49,865.06/x - Step 3: Cross multiply
155,046.10x = 232,569.20 × 49,865.06 - Step 4: Simplify right side
155,046.10x = 11,597,077,444.25 - Step 5: Solve for x
x = 11,597,077,444.25/155,046.10 - Step 6: Final answer
x = 74,797.61
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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.