Finding the Fourth Proportional to 107,579.44, 148,455.92 and 59,831.84
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Solution
The fourth proportional to 107,579.44, 148,455.92 and 59,831.84 is: 82,565.88
Step by Step Solution
- Step 1: Write the proportion equation
107,579.44 : 148,455.92 = 59,831.84 : x - Step 2: Convert to fraction form
107,579.44/148,455.92 = 59,831.84/x - Step 3: Cross multiply
107,579.44x = 148,455.92 × 59,831.84 - Step 4: Simplify right side
107,579.44x = 8,882,390,852.49 - Step 5: Solve for x
x = 8,882,390,852.49/107,579.44 - Step 6: Final answer
x = 82,565.88
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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.