Finding the Fourth Proportional to 155,627.68, 232,874.52 and 134,810.68
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Solution
The fourth proportional to 155,627.68, 232,874.52 and 134,810.68 is: 201,724.86
Step by Step Solution
- Step 1: Write the proportion equation
155,627.68 : 232,874.52 = 134,810.68 : x - Step 2: Convert to fraction form
155,627.68/232,874.52 = 134,810.68/x - Step 3: Cross multiply
155,627.68x = 232,874.52 × 134,810.68 - Step 4: Simplify right side
155,627.68x = 31,393,972,395.87 - Step 5: Solve for x
x = 31,393,972,395.87/155,627.68 - Step 6: Final answer
x = 201,724.86
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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.