Finding the Fourth Proportional to 155,321.08, 232,833.97 and 99,003.09
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Solution
The fourth proportional to 155,321.08, 232,833.97 and 99,003.09 is: 148,410.52
Step by Step Solution
- Step 1: Write the proportion equation
155,321.08 : 232,833.97 = 99,003.09 : x - Step 2: Convert to fraction form
155,321.08/232,833.97 = 99,003.09/x - Step 3: Cross multiply
155,321.08x = 232,833.97 × 99,003.09 - Step 4: Simplify right side
155,321.08x = 23,051,282,486.97 - Step 5: Solve for x
x = 23,051,282,486.97/155,321.08 - Step 6: Final answer
x = 148,410.52
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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.