Finding the Fourth Proportional to 88,437.21, 132,628.47 and 29,260.63
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Solution
The fourth proportional to 88,437.21, 132,628.47 and 29,260.63 is: 43,881.90
Step by Step Solution
- Step 1: Write the proportion equation
88,437.21 : 132,628.47 = 29,260.63 : x - Step 2: Convert to fraction form
88,437.21/132,628.47 = 29,260.63/x - Step 3: Cross multiply
88,437.21x = 132,628.47 × 29,260.63 - Step 4: Simplify right side
88,437.21x = 3,880,792,588.14 - Step 5: Solve for x
x = 3,880,792,588.14/88,437.21 - Step 6: Final answer
x = 43,881.90
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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.