Finding the Fourth Proportional to 83,758.97, 125,582.91 and 30,444.62
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Solution
The fourth proportional to 83,758.97, 125,582.91 and 30,444.62 is: 45,646.74
Step by Step Solution
- Step 1: Write the proportion equation
83,758.97 : 125,582.91 = 30,444.62 : x - Step 2: Convert to fraction form
83,758.97/125,582.91 = 30,444.62/x - Step 3: Cross multiply
83,758.97x = 125,582.91 × 30,444.62 - Step 4: Simplify right side
83,758.97x = 3,823,323,973.44 - Step 5: Solve for x
x = 3,823,323,973.44/83,758.97 - Step 6: Final answer
x = 45,646.74
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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.