Finding the Fourth Proportional to 88,340.58, 132,553.36 and 43,971.20
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Solution
The fourth proportional to 88,340.58, 132,553.36 and 43,971.20 is: 65,977.95
Step by Step Solution
- Step 1: Write the proportion equation
88,340.58 : 132,553.36 = 43,971.20 : x - Step 2: Convert to fraction form
88,340.58/132,553.36 = 43,971.20/x - Step 3: Cross multiply
88,340.58x = 132,553.36 × 43,971.20 - Step 4: Simplify right side
88,340.58x = 5,828,530,303.23 - Step 5: Solve for x
x = 5,828,530,303.23/88,340.58 - Step 6: Final answer
x = 65,977.95
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1.5x scale
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.