Finding the Fourth Proportional to 88,400.16, 132,602.40 and 48,859.20
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Solution
The fourth proportional to 88,400.16, 132,602.40 and 48,859.20 is: 73,289.99
Step by Step Solution
- Step 1: Write the proportion equation
88,400.16 : 132,602.40 = 48,859.20 : x - Step 2: Convert to fraction form
88,400.16/132,602.40 = 48,859.20/x - Step 3: Cross multiply
88,400.16x = 132,602.40 × 48,859.20 - Step 4: Simplify right side
88,400.16x = 6,478,847,182.08 - Step 5: Solve for x
x = 6,478,847,182.08/88,400.16 - Step 6: Final answer
x = 73,289.99
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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.