Finding the Fourth Proportional to 185,804.67, 278,712.79 and 88,409.93
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Solution
The fourth proportional to 185,804.67, 278,712.79 and 88,409.93 is: 132,617.65
Step by Step Solution
- Step 1: Write the proportion equation
185,804.67 : 278,712.79 = 88,409.93 : x - Step 2: Convert to fraction form
185,804.67/278,712.79 = 88,409.93/x - Step 3: Cross multiply
185,804.67x = 278,712.79 × 88,409.93 - Step 4: Simplify right side
185,804.67x = 24,640,978,254.00 - Step 5: Solve for x
x = 24,640,978,254.00/185,804.67 - Step 6: Final answer
x = 132,617.65
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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.