Finding the Fourth Proportional to 88,320.34, 121,882.97 and 48,035.01
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Solution
The fourth proportional to 88,320.34, 121,882.97 and 48,035.01 is: 66,288.80
Step by Step Solution
- Step 1: Write the proportion equation
88,320.34 : 121,882.97 = 48,035.01 : x - Step 2: Convert to fraction form
88,320.34/121,882.97 = 48,035.01/x - Step 3: Cross multiply
88,320.34x = 121,882.97 × 48,035.01 - Step 4: Simplify right side
88,320.34x = 5,854,649,682.78 - Step 5: Solve for x
x = 5,854,649,682.78/88,320.34 - Step 6: Final answer
x = 66,288.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.